{"title":"DSP AMPLIFIER - DIGITAL EQUALIZER","description":"","products":[{"product_id":"sp-765-pro-surround-sound-processor-line-driver-7-way-xover-digital-processor","title":"SP-765 PRO - DIGITAL EQUALIZER PROCESSOR","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cstyle\u003e.sp4{background:#0B0B0B;color:#E8E8E8;border-radius:14px;overflow:hidden;font-size:16px;line-height:1.6}.sp4 img{display:block;width:100%;height:auto}.sp4 .band{background:#E8560F}.sp4 .pill{display:inline-block;background:#E8560F;color:#fff;font-size:9.5px;font-weight:800;letter-spacing:1.5px;padding:6px 10px;text-transform:uppercase;white-space:nowrap}.sp4 h2.big,.sp4 .sec h3,.sp4 .card b,.sp4 .faq b,.sp4 .pair strong{color:#fff}.sp4 .in,.sp4 .tags,.sp4 .bar,.sp4 .cards,.sp4 .pair,.sp4 .foot,.sp4 .top,.sp4 .rea{padding-left:22px;padding-right:22px}.sp4 .rea{display:flex;flex-wrap:wrap;gap:8px;padding-top:6px;padding-bottom:4px}.sp4 .rea span{flex:1 1 150px;background:#161616;border:1px solid #262626;border-left:3px solid #E8560F;padding:9px 11px;font-size:10.5px;font-weight:800;letter-spacing:1.2px;color:#d6d6d6;text-transform:uppercase}.sp4 .top{display:flex;align-items:center;justify-content:space-between;gap:14px}.sp4 .top img{width:186px;height:105px;flex:0 0 auto}.sp4 .trust{display:flex;flex-wrap:wrap;gap:8px;padding:8px 22px 0}.sp4 .trust span{flex:1 1 165px;background:#111;border:1px solid #232323;padding:8px 10px;font-size:10px;font-weight:800;letter-spacing:1.1px;color:#9d9d9d;text-transform:uppercase}.sp4 .trust b{color:#E8560F;font-weight:800}.sp4 .paym{padding:14px 22px 2px;font-size:9.5px;font-weight:800;letter-spacing:1.7px;line-height:1.8;color:#7a7a7a;text-transform:uppercase;text-align:center}.sp4 .pnl{padding:4px 22px 0}.sp4 .pnl figure{margin:0 0 14px;background:#131313;border:1px solid #232323;border-radius:9px;padding:12px}.sp4 .pnl figcaption{font-size:10.5px;letter-spacing:1.4px;color:#9d9d9d;text-transform:uppercase;padding:10px 2px 0;text-align:center;line-height:1.7}.sp4 .pnl figcaption b{color:#fff;display:block;font-size:12px;letter-spacing:2px;margin-bottom:4px}@media screen and (min-width:1000px){.product{row-gap:0!important}.product-info{display:contents!important}.product-gallery{grid-column:1!important;grid-row:1\/span 99!important}.product-info__block-item{grid-column:2!important}.product-info__block-item[data-block-type=description]{grid-column:1\/-1!important;grid-row:100!important;margin-top:44px!important}.sp4{font-size:17px}.sp4 .in,.sp4 .top,.sp4 .tags,.sp4 .bar,.sp4 .cards,.sp4 .pair,.sp4 .foot,.sp4 .rea,.sp4 .sec,.sp4 .band,.sp4 .paym,.sp4 .fine,.sp4 .swipe,.sp4 .pnl,.sp4 .trust{padding-left:40px;padding-right:40px}.sp4 .frame,.sp4 .quote,.sp4 .dl,.sp4 .cw,.sp4 .tw,.sp4 .warn,.sp4 .faq,.sp4 .sup{margin-left:40px;margin-right:40px}.sp4 h2.big{font-size:66px}.sp4 .sub{max-width:66ch;font-size:17px}.sp4 .band b{font-size:46px}.sp4 .card{flex:1 1 300px}.sp4 .cards{gap:14px}.sp4 .pnl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 18px}.sp4 .tw,.sp4 .warn,.sp4 .sup{max-width:1040px;margin-left:auto;margin-right:auto}.sp4 .dl{max-width:780px;margin-left:auto;margin-right:auto}.sp4 .quote{max-width:1150px}.sp4 .faq{columns:2;column-gap:40px}.sp4 .faq div{break-inside:avoid}.sp4 .sec{margin-top:48px}.sp4 .swipe figure{flex:0 0 330px;max-width:330px}}\u003c\/style\u003e\n\u003cdiv class=\"sp4\"\u003e\n\u003cdiv class=\"top\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-audio-logo-mark.png?v=1788926315\u0026amp;width=380\" alt=\"SP Audio - Super Power Audio\" width=\"186\" height=\"105\" decoding=\"async\"\u003e\u003cspan class=\"rg\"\u003e\u003cb\u003eSUPER POWER AUDIO\u003c\/b\u003e\u003cbr\u003eDESIGNED IN ITALY\u003cbr\u003eMMXXVI\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"in\"\u003e\n\u003cspan class=\"pill\"\u003e7-BAND GRAPHIC EQUALIZER · LINE DRIVER · SUB OUTPUT\u003c\/span\u003e\n\u003ch2 class=\"big d\"\u003eSP-765 PRO — seven bands, and the tuning stays under your hand\u003c\/h2\u003e\n\u003cp class=\"sub\"\u003eAn equalizer you drive, not one you program: seven graphic bands from \u003cb\u003e50 Hz to 12 kHz\u003c\/b\u003e, each with its own knob and \u003cb\u003e±12 dB\u003c\/b\u003e of boost or cut, plus a subwoofer channel with its own level and its own frequency. It sits between your source and your amplifiers as a line driver, sending up to \u003cb\u003e11 V RMS\u003c\/b\u003e out of six RCA outputs — subwoofer, rear and front — with a front-to-rear fader on the same panel. Two RCA inputs, CD and AUX, switch from the front. No software, no app, no menus: every setting is a knob you can reach while driving.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frame\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-poster.jpg?width=760\" srcset=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-poster.jpg?width=520 520w, https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-poster.jpg?width=760 760w, https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-poster.jpg?width=1100 1100w, https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-poster.jpg?width=1520 1520w\" sizes=\"(max-width: 700px) 100vw, 700px\" alt=\"SP-765 PRO 7-band graphic equalizer - technical sheet\" width=\"1520\" height=\"2523\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"tri\"\u003e\n\u003ci\u003e\u003c\/i\u003e\u003ci\u003e\u003c\/i\u003e\u003ci\u003e\u003c\/i\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"band\"\u003e\n\u003cdiv\u003e\n\u003cb\u003e7\u003ci\u003eBAND\u003c\/i\u003e\u003c\/b\u003e\u003cspan\u003eGRAPHIC EQ · ±12 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003e11\u003ci\u003eV RMS\u003c\/i\u003e\u003c\/b\u003e\u003cspan\u003eMAX OUTPUT VOLTAGE\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003e6\u003ci\u003eRCA\u003c\/i\u003e\u003c\/b\u003e\u003cspan\u003eSUB · REAR · FRONT OUT\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"trust\"\u003e\n\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Dispatched in \u003cb\u003e48 working hours\u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Official SP AUDIO distributor for Europe\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Technical support from a real person\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Data taken from the specification printed on the unit\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tags\"\u003e\n\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e 7 graphic EQ bands, 50 Hz – 12 kHz\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Boost or cut ±12 dB per band\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Max output voltage 11 V RMS\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Subwoofer output with its own level\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Subwoofer frequency 43–120 \/ 60–200 Hz\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Front-to-rear fader\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e 6 RCA outputs: sub, rear, front\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e 2 RCA inputs: CD and AUX\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Input impedance 10 kΩ\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Frequency response 15 Hz – 30 kHz (−3 dB)\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Signal-to-noise ratio 90 dB\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e THD 0.03%\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Channel separation 70 dB\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Supply 11–15 V DC, negative ground\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e01\u003c\/u\u003e\n\u003ch3\u003eWhat the numbers actually say\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar\"\u003e\n\u003cspan\u003eGraphic EQ bands\u003c\/span\u003e\n\u003cdiv class=\"trk\"\u003e\n\u003cdiv class=\"fil mx\" style=\"width: 100%;\"\u003e7 bands, 50 Hz – 12 kHz\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar\"\u003e\n\u003cspan\u003eBoost or cut per band\u003c\/span\u003e\n\u003cdiv class=\"trk\"\u003e\n\u003cdiv class=\"fil\" style=\"width: 100%;\"\u003e±12 dB\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar\"\u003e\n\u003cspan\u003eMax output voltage\u003c\/span\u003e\n\u003cdiv class=\"trk\"\u003e\n\u003cdiv class=\"fil\" style=\"width: 100%;\"\u003e11 V RMS\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar\"\u003e\n\u003cspan\u003eSignal-to-noise ratio\u003c\/span\u003e\n\u003cdiv class=\"trk\"\u003e\n\u003cdiv class=\"fil\" style=\"width: 90%;\"\u003e90 dB\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar\"\u003e\n\u003cspan\u003eTotal harmonic distortion\u003c\/span\u003e\n\u003cdiv class=\"trk\"\u003e\n\u003cdiv class=\"fil\" style=\"width: 100%;\"\u003e0.03%\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"foot\"\u003eThese are the figures the manufacturer prints on the unit itself. Read them the right way round: \u003cb\u003ethis is an equalizer and a line driver, not an amplifier\u003c\/b\u003e. All six outputs are line level and must feed an external amplifier’s RCA inputs — never a speaker directly. What you buy is control you can reach: seven bands, a subwoofer level and a subwoofer frequency, all on knobs, and 11 V RMS of clean drive to push the signal down a long car without picking up noise. Signal-to-noise 90 dB, distortion 0.03%, channel separation 70 dB, response 15 Hz – 30 kHz at −3 dB.\u003c\/p\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e02\u003c\/u\u003e\n\u003ch3\u003eWhy a real equalizer still beats a tone control\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cards\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eSeven bands where the car actually misbehaves\u003c\/b\u003e\n\u003cp\u003e50 Hz, 125 Hz, 315 Hz, 750 Hz, 2.2 kHz, 6 kHz and 12 kHz. Those are the places a cabin goes wrong: boom under the seats, boxiness in the doors, harshness on voices, dull top end. A bass and treble knob moves everything at once; seven bands let you fix one thing and leave the rest alone.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003e±12 dB per band, and you can hear each step\u003c\/b\u003e\n\u003cp\u003eTwelve decibels up or down is a lot of correction — enough to tame a resonance you can hear from outside the car, or to bring back a range the door panels are swallowing. Turn one knob at a time with music you know well, and stop as soon as it sounds right.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eA subwoofer channel that is really separate\u003c\/b\u003e\n\u003cp\u003eThe subwoofer gets its own RCA pair, its own level knob and its own frequency knob, adjustable across 43–120 Hz and 60–200 Hz. You set how much bass and where the bass stops, from the driving seat, without touching the amplifier under the seat.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eA line driver, not just a filter\u003c\/b\u003e\n\u003cp\u003eUp to 11 V RMS on the outputs. A stronger signal means the amplifier gain can stay low, and a low gain is what keeps hiss, alternator whine and engine noise out of a system wired across a whole car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eFront, rear and sub, plus a fader\u003c\/b\u003e\n\u003cp\u003eSix RCA outputs in three pairs — sub, rear, front — so one, two or three amplifiers each get their own feed. The FADER knob moves the balance between front and rear without getting out of the seat.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eTwo sources, one switch\u003c\/b\u003e\n\u003cp\u003eTwo RCA inputs, CD and AUX, selected by the button on the front panel. Keep the factory or aftermarket head unit on one and a second source on the other, and change between them with one press.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"quote\"\u003e«Seven knobs you can reach while driving beat a hundred parameters you never open again.»\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e03\u003c\/u\u003e\n\u003ch3\u003eBoth panels, control by control\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pnl\"\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-panel-front.jpg?width=700\" srcset=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-panel-front.jpg?width=480 480w, https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-panel-front.jpg?width=700 700w, https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-panel-front.jpg?width=1000 1000w, https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-panel-front.jpg?width=1400 1400w\" sizes=\"(max-width: 700px) 92vw, 620px\" alt=\"SP-765 PRO front panel: volume, sub level, sub frequency, fader, CD\/AUX input and the seven EQ bands\" width=\"1400\" height=\"274\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cfigcaption\u003e\u003cb\u003eFRONT PANEL\u003c\/b\u003e1 VOLUME, master level · 2 SUB VOL, subwoofer level · 3 SUB FREQ, subwoofer frequency · 4 FADER, front \/ rear balance · 5 INPUT, CD \/ AUX source button\u003cbr\u003e6 to 12: the seven graphic bands — 50 Hz · 125 Hz · 315 Hz · 750 Hz · 2.2 kHz · 6 kHz · 12 kHz, each ±12 dB\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-panel-rear.jpg?width=700\" srcset=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-panel-rear.jpg?width=480 480w, https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-panel-rear.jpg?width=700 700w, https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-panel-rear.jpg?width=1000 1000w, https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-panel-rear.jpg?width=1400 1400w\" sizes=\"(max-width: 700px) 92vw, 620px\" alt=\"SP-765 PRO rear panel: sub output, rear and front output, AUX and CD input and the Batt Rem Gnd terminal\" width=\"1400\" height=\"253\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cfigcaption\u003e\u003cb\u003eREAR PANEL\u003c\/b\u003eSub-Output R \/ L · Rear Output R \/ L · Front R \/ L — six RCA outputs at line level, up to 11 V RMS\u003cbr\u003eAUX Input R \/ L · CD Input R \/ L — two RCA input pairs, 10 kΩ · power terminal: Batt · Rem · Gnd\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rea\"\u003e\n\u003cspan\u003eDisconnect the battery before wiring\u003c\/span\u003e\u003cspan\u003eSupply 11–15 V DC, negative ground only\u003c\/span\u003e\u003cspan\u003eFuse the +12 V line close to the battery\u003c\/span\u003e\u003cspan\u003eKeep the RCA runs away from power cables\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dl\"\u003e\n\u003cdiv class=\"k\"\u003eTHE INSTRUCTION MANUAL\u003c\/div\u003e\n\u003cp\u003eThe factory instruction manual: the specification list, the front panel with all twelve controls numbered, and the system connection chart showing how the CD and AUX inputs and the sub, rear and front outputs are wired to your amplifiers.\u003c\/p\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/SPAUDIO-SP-765-PRO-Manual-EN-2026.pdf?v=1790436388\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan style=\"color: #ffffff;\"\u003e\u003cspan style=\"display: inline-block; background: rgb(232, 86, 15); padding: 18px 36px; border-radius: 6px; letter-spacing: 1px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; text-transform: uppercase; box-shadow: rgba(232, 86, 15, 0.35) 0px 8px 24px;\"\u003e\u003cb\u003e⇩  Download the SP-765 PRO manual (PDF)\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\n\u003cp class=\"n\"\u003ePDF · 0.4 MB · English · 8 pages · 2026. Where the manual and the specification printed on the unit disagree, this page follows the unit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e04\u003c\/u\u003e\n\u003ch3\u003eWhat is in the box\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cw\"\u003e\n\u003cdiv\u003e\n\u003cb\u003eRetail packaging, ready to sell\u003c\/b\u003e\n\u003cp\u003eThe SP-765 PRO arrives in its printed retail box. Check the carton before you start: no dents, the knobs all turning freely and the RCA sockets clean and straight.\u003c\/p\u003e\n\u003cp class=\"sm\"\u003e\u003cb\u003eIncluded:\u003c\/b\u003e SP-765 PRO unit · instruction manual\u003cbr\u003e\u003cb\u003eNot included:\u003c\/b\u003e the RCA cables to your amplifiers and from your source, the power and ground wire with its inline fuse, and any bracket or trim to hold the unit in the dashboard — installation material that depends on the car. The factory documentation does not print a packing list, so if a specific cable or bracket matters for your install, ask us before you order and we will tell you what is really in the carton.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ph\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-table.jpg?width=560\" srcset=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-table.jpg?width=400 400w, https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-table.jpg?width=560 560w, https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-table.jpg?width=840 840w, https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-765-pro-table.jpg?width=1024 1024w\" sizes=\"(max-width: 700px) 92vw, 340px\" alt=\"SP-765 PRO equalizer next to its retail box on a table\" width=\"1024\" height=\"1024\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e05\u003c\/u\u003e\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tw\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003eTHE PRODUCT\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eSPAUDIO SP-765 PRO — 7-band graphic equalizer, line driver and subwoofer controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eProcessor Series · Italian design by Audiocar Import \u0026amp; Export, Milano\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eEqualizer and line driver — all outputs are line level, an external amplifier is required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003eEQUALIZER\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGraphic EQ bands\u003c\/td\u003e\n\u003ctd\u003e7 — 50 Hz, 125 Hz, 315 Hz, 750 Hz, 2.2 kHz, 6 kHz, 12 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEqualization range\u003c\/td\u003e\n\u003ctd\u003e±12 dB per band\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSubwoofer frequency\u003c\/td\u003e\n\u003ctd\u003e43 – 120 Hz and 60 – 200 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront panel controls\u003c\/td\u003e\n\u003ctd\u003eMaster volume · subwoofer level · subwoofer frequency · fader · CD \/ AUX input selector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003eINPUTS AND OUTPUTS\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInputs\u003c\/td\u003e\n\u003ctd\u003e2 RCA pairs — CD and AUX, selected from the front panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput impedance\u003c\/td\u003e\n\u003ctd\u003e10 kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutputs\u003c\/td\u003e\n\u003ctd\u003e6 RCA — Sub-Output R\/L, Rear Output R\/L, Front R\/L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax output voltage\u003c\/td\u003e\n\u003ctd\u003e11 V RMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003eAUDIO\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency response\u003c\/td\u003e\n\u003ctd\u003e15 Hz – 30 kHz (−3 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal-to-noise ratio\u003c\/td\u003e\n\u003ctd\u003e90 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal harmonic distortion\u003c\/td\u003e\n\u003ctd\u003e0.03%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel separation\u003c\/td\u003e\n\u003ctd\u003e70 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003ePOWER\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply\u003c\/td\u003e\n\u003ctd\u003e11 – 15 V DC, negative ground\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower terminal\u003c\/td\u003e\n\u003ctd\u003eBatt · Rem · Gnd\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"foot\" style=\"padding-top: 10px;\"\u003eEvery figure on this page is the specification the manufacturer prints on the unit itself. The factory documentation for this model does \u003cb\u003enot\u003c\/b\u003e declare the chassis dimensions or the weight, so we do not publish them. The two-page instruction manual lists a few figures that disagree with the print on the unit: where they disagree, this page follows the unit, and we have asked the factory to correct the manual. Specifications may change without notice.\u003c\/p\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e06\u003c\/u\u003e\n\u003ch3\u003eBuild the rest of the system\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pair\"\u003e\n\u003ca href=\"\/en\/products\/sp-1500-1-mini-amplifier\"\u003e\u003csmall\u003eSUBWOOFER CHANNEL — MONO AMPLIFIER\u003c\/small\u003e\u003cstrong\u003eSP-1500.1 MINI\u003c\/strong\u003e\u003c\/a\u003e\u003ca href=\"\/en\/products\/sp-300-4-mini-amplifier\"\u003e\u003csmall\u003eFRONT AND REAR — FOUR CHANNELS\u003c\/small\u003e\u003cstrong\u003eSP-300.4 MINI\u003c\/strong\u003e\u003c\/a\u003e\u003ca href=\"\/en\/products\/sp-6-5kit-componet-set\"\u003e\u003csmall\u003eFULL FRONT STAGE — 2-WAY COMPONENT KIT\u003c\/small\u003e\u003cstrong\u003eSP 6.5 KIT\u003c\/strong\u003e\u003c\/a\u003e\u003ca href=\"\/en\/products\/sr-100-bt-usb-fm-mp3-receiver\"\u003e\u003csmall\u003eTHE SOURCE — BT \/ USB \/ FM RECEIVER\u003c\/small\u003e\u003cstrong\u003eSR-100\u003c\/strong\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e07\u003c\/u\u003e\n\u003ch3\u003eRead this before you install\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"warn\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDisconnect the battery before wiring.\u003c\/b\u003e Working live on the Batt, Rem or Gnd terminals can damage the unit or the vehicle’s electronics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSupply 11–15 V DC, negative ground only.\u003c\/b\u003e Do not power the unit from anything outside this range and do not use it on a positive-ground vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThese are line-level outputs.\u003c\/b\u003e Sub, rear and front must feed an external amplifier’s RCA inputs, never a speaker directly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFuse the +12 V line close to the battery\u003c\/b\u003e and take the ground to bare metal, as short as you can make it. A long or painted ground is the usual reason an installation hums.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eKeep the RCA runs away from power cables.\u003c\/b\u003e Cross signal and power at 90°, never run them side by side down the same channel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSet the amplifier gain last.\u003c\/b\u003e With up to 11 V RMS on the outputs, start with all seven bands flat and the amplifier gain low, then raise the gain only as far as you need.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMount it where you can reach the knobs\u003c\/b\u003e and where it stays dry: this is a unit you are meant to adjust while driving.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNever open the case.\u003c\/b\u003e There is nothing to adjust inside and opening it voids the warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e08\u003c\/u\u003e\n\u003ch3\u003eQuestions we actually get asked\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdiv\u003e\n\u003cb\u003eIs this an amplifier?\u003c\/b\u003eNo. It is an equalizer and a line driver: the six outputs are line level and must feed external amplifiers. It replaces the tone controls of your head unit, not the power stage.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eDoes it need software or an app?\u003c\/b\u003eNo. There is nothing to install and nothing to pair. Every setting is a knob on the front panel: master volume, subwoofer level, subwoofer frequency, fader and the seven bands. Nothing is stored, so what you leave set is what plays.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eCan I use it with a factory head unit?\u003c\/b\u003eYes, as long as you can get a line-level RCA signal out of it. The two inputs are RCA pairs, CD and AUX, at 10 kΩ. A factory radio with only speaker outputs needs a high-to-low converter first, or an aftermarket source such as our SR-100.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eWhat does the SUB FREQ knob actually do?\u003c\/b\u003eIt sets where the subwoofer output stops playing, across 43–120 Hz and 60–200 Hz. Turn it down for a subwoofer that only does the bottom octave, up if the subwoofer has to cover for small door speakers.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eDo I need three amplifiers?\u003c\/b\u003eNo. The three output pairs are there so you can grow: one amplifier on the front pair is a complete system, front plus sub is the usual next step, and the rear pair waits until you fit rear speakers.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eWhy 11 V RMS of output?\u003c\/b\u003eBecause a strong signal lets you keep the amplifier gain low, and low gain is what keeps hiss and alternator whine out of a system wired from the dashboard to the boot.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eWhat size is it and how much does it weigh?\u003c\/b\u003eThe factory documentation for this model does not declare the chassis size or the weight, so we do not print them. Tell us where you want to fit it and we will measure the unit for you before you order.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eHow fast do you ship?\u003c\/b\u003eOrders are prepared and handed to the courier within 24 to 48 working hours of payment being confirmed. You get the tracking number as soon as the parcel leaves.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sup\"\u003e\n\u003cb\u003eFree technical support, from a person who knows the product.\u003c\/b\u003e Tell us your source unit, your amplifiers and your speakers and we will tell you exactly where the SP-765 PRO goes in the chain — before you buy, not after.\u003cbr\u003e\u003ca href=\"mailto:spaudio@spaudio.it\"\u003espaudio@spaudio.it\u003c\/a\u003e · +39 340 807 8778\u003c\/div\u003e\n\u003cp class=\"paym\"\u003eSECURE PAYMENT\u003cbr\u003eVisa · Mastercard · Maestro · American Express · PayPal · Apple Pay · Google Pay · Shop Pay · Klarna\u003c\/p\u003e\n\u003cp class=\"fine\"\u003eSP AUDIO · Audiocar Import \u0026amp; Export SRLS — Official SP AUDIO Distributor for Europe · Piazza IV Novembre 4, 20124 Milano (MI), Italy · VAT IT13085510967. All technical data on this page is the manufacturer’s declared data, taken from the specification printed on the SP-765 PRO, and may change without notice.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Is the SP-765 PRO an amplifier?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. It is a 7-band graphic equalizer and line driver: the six RCA outputs are line level, up to 11 V RMS, and must feed external amplifiers.\"}},{\"@type\":\"Question\",\"name\":\"Which frequencies does the SP-765 PRO equalizer cover?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Seven graphic bands: 50 Hz, 125 Hz, 315 Hz, 750 Hz, 2.2 kHz, 6 kHz and 12 kHz, each adjustable by plus or minus 12 dB.\"}},{\"@type\":\"Question\",\"name\":\"Does the SP-765 PRO have a subwoofer output?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. A dedicated subwoofer RCA output with its own level knob and its own frequency knob, adjustable across 43-120 Hz and 60-200 Hz.\"}},{\"@type\":\"Question\",\"name\":\"Does the SP-765 PRO need software or an app?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. It has no software, no app and no memory: every setting is a knob on the front panel.\"}},{\"@type\":\"Question\",\"name\":\"Which inputs does the SP-765 PRO accept?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Two RCA input pairs, CD and AUX, at 10 kOhm input impedance, selected with the button on the front panel.\"}},{\"@type\":\"Question\",\"name\":\"What are the audio specifications of the SP-765 PRO?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Frequency response 15 Hz to 30 kHz at -3 dB, signal-to-noise ratio 90 dB, total harmonic distortion 0.03%, channel separation 70 dB, supply 11-15 V DC negative ground.\"}}]}\u003c\/script\u003e\n\u003c\/div\u003e","brand":"spaudio","offers":[{"title":"Default Title","offer_id":50806455042391,"sku":"40765","price":69.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/1_2d73455b-acff-4a40-bdeb-6c51e59c25e1.webp?v=1771937591"},{"product_id":"sp-dsp-60-4-amplifier-4ch","title":"SP-DSP 60×4 AMPLIFIER 4CH","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cstyle\u003e.sp4{background:#0B0B0B;color:#E8E8E8;border-radius:14px;overflow:hidden;font-size:16px;line-height:1.6}.sp4 img{display:block;width:100%;height:auto}.sp4 .band{background:#E8560F}.sp4 .pill{display:inline-block;background:#E8560F;color:#fff;font-size:9.5px;font-weight:800;letter-spacing:1.5px;padding:6px 10px;text-transform:uppercase;white-space:nowrap}.sp4 h2.big,.sp4 .sec h3,.sp4 .card b,.sp4 .faq b,.sp4 .pair strong{color:#fff}.sp4 .in,.sp4 .tags,.sp4 .bar,.sp4 .cards,.sp4 .pair,.sp4 .foot,.sp4 .top,.sp4 .rea{padding-left:22px;padding-right:22px}.sp4 .rea{display:flex;flex-wrap:wrap;gap:8px;padding-top:6px;padding-bottom:4px}.sp4 .rea span{flex:1 1 150px;background:#161616;border:1px solid #262626;border-left:3px solid #E8560F;padding:9px 11px;font-size:10.5px;font-weight:800;letter-spacing:1.2px;color:#d6d6d6;text-transform:uppercase}.sp4 .top{display:flex;align-items:center;justify-content:space-between;gap:14px}.sp4 .top img{width:186px;height:105px;flex:0 0 auto}.sp4 .trust{display:flex;flex-wrap:wrap;gap:8px;padding:8px 22px 0}.sp4 .trust span{flex:1 1 165px;background:#111;border:1px solid #232323;padding:8px 10px;font-size:10px;font-weight:800;letter-spacing:1.1px;color:#9d9d9d;text-transform:uppercase}.sp4 .trust b{color:#E8560F;font-weight:800}.sp4 .paym{padding:14px 22px 2px;font-size:9.5px;font-weight:800;letter-spacing:1.7px;line-height:1.8;color:#7a7a7a;text-transform:uppercase;text-align:center}.sp4 .pnl{padding:4px 22px 0}.sp4 .pnl figure{margin:0 0 14px;background:#131313;border:1px solid #232323;border-radius:9px;padding:12px}.sp4 .pnl figcaption{font-size:10.5px;letter-spacing:1.4px;color:#9d9d9d;text-transform:uppercase;padding:10px 2px 0;text-align:center;line-height:1.7}.sp4 .pnl figcaption b{color:#fff;display:block;font-size:12px;letter-spacing:2px;margin-bottom:4px}@media screen and (min-width:1000px){.product{row-gap:0!important}.product-info{display:contents!important}.product-gallery{grid-column:1!important;grid-row:1\/span 99!important}.product-info__block-item{grid-column:2!important}.product-info__block-item[data-block-type=description]{grid-column:1\/-1!important;grid-row:100!important;margin-top:44px!important}.sp4{font-size:17px}.sp4 .in,.sp4 .top,.sp4 .tags,.sp4 .bar,.sp4 .cards,.sp4 .pair,.sp4 .foot,.sp4 .rea,.sp4 .sec,.sp4 .band,.sp4 .paym,.sp4 .fine,.sp4 .swipe,.sp4 .pnl,.sp4 .trust{padding-left:40px;padding-right:40px}.sp4 .frame,.sp4 .quote,.sp4 .dl,.sp4 .cw,.sp4 .tw,.sp4 .warn,.sp4 .faq,.sp4 .sup{margin-left:40px;margin-right:40px}.sp4 h2.big{font-size:66px}.sp4 .sub{max-width:66ch;font-size:17px}.sp4 .band b{font-size:46px}.sp4 .card{flex:1 1 300px}.sp4 .cards{gap:14px}.sp4 .pnl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 18px}.sp4 .tw,.sp4 .warn,.sp4 .sup{max-width:1040px;margin-left:auto;margin-right:auto}.sp4 .dl{max-width:780px;margin-left:auto;margin-right:auto}.sp4 .quote{max-width:1150px}.sp4 .faq{columns:2;column-gap:40px}.sp4 .faq div{break-inside:avoid}.sp4 .sec{margin-top:48px}.sp4 .swipe figure{flex:0 0 330px;max-width:330px}}\u003c\/style\u003e\n\u003cdiv class=\"sp4\"\u003e\n\u003cdiv class=\"top\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-audio-logo-mark.png?v=1788926315\u0026amp;width=380\" alt=\"SP Audio - Super Power Audio\" width=\"186\" height=\"105\" decoding=\"async\"\u003e\u003cspan class=\"rg\"\u003e\u003cb\u003eSUPER POWER AUDIO\u003c\/b\u003e\u003cbr\u003eDESIGNED IN ITALY\u003cbr\u003eMMXXVI\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"in\"\u003e\n\u003cspan class=\"pill\"\u003e4-CHANNEL DSP AMPLIFIER · 6 RCA PRE-OUT\u003c\/span\u003e\n\u003ch2 class=\"big d\"\u003eSP-DSP 60×4 — the amplifier that is already the processor\u003c\/h2\u003e\n\u003cp class=\"sub\"\u003eFour channels of real amplification, \u003cb\u003e4 × 60 W RMS\u003c\/b\u003e, with a full DSP engine in the same chassis: 15-band parametric EQ on every channel, six independent crossovers, time alignment and phase per channel, and \u003cb\u003e6 RCA pre-outs\u003c\/b\u003e to grow the system as far as you want. Inputs for everything: 4-channel high-level from the factory head unit, AUX, optical, USB audio and Bluetooth 5.0. Tuned from a Windows PC or from the Android app, and six complete tunings stay saved in the unit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frame\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/download_168c172b-0aaa-46f1-b89f-c4cda73bff4b.png?width=760\" srcset=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/download_168c172b-0aaa-46f1-b89f-c4cda73bff4b.png?width=440 440w, https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/download_168c172b-0aaa-46f1-b89f-c4cda73bff4b.png?width=620 620w, https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/download_168c172b-0aaa-46f1-b89f-c4cda73bff4b.png?width=900 900w\" sizes=\"(max-width: 700px) 100vw, 700px\" alt=\"SP-DSP 60x4 DSP amplifier held at the SP Audio stand\" width=\"1248\" height=\"832\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"tri\"\u003e\n\u003ci\u003e\u003c\/i\u003e\u003ci\u003e\u003c\/i\u003e\u003ci\u003e\u003c\/i\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"band\"\u003e\n\u003cdiv\u003e\n\u003cb\u003e60\u003ci\u003eW×4\u003c\/i\u003e\u003c\/b\u003e\u003cspan\u003eRMS OUTPUT POWER\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003e15\u003ci\u003eBAND\u003c\/i\u003e\u003c\/b\u003e\u003cspan\u003ePARAMETRIC EQ \/ CHANNEL\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003e6\u003ci\u003eRCA\u003c\/i\u003e\u003c\/b\u003e\u003cspan\u003ePRE-OUT · CH1–CH6\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"trust\"\u003e\n\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Dispatched in \u003cb\u003e48 working hours\u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Official SP AUDIO distributor for Europe\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Technical support from a real person\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Data taken from the factory manual, Rev. 1.0\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tags\"\u003e\n\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e 4 × 60 W RMS on board\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e 15-band parametric EQ per channel\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e 6 RCA pre-outs, CH1–CH6\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e 4-channel high-level speaker output\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Crossover 12 \/ 24 \/ 36 \/ 48 dB\/oct\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Butterworth · Bessel · Linkwitz-Riley\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Time alignment 0–6 ms\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Phase 0° – 180° per channel\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Bluetooth 5.0 built in\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Optical S\/PDIF input\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e USB audio, driver-free\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e AUX RCA line input\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e 6 scene presets on board\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Windows software + Android app\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e01\u003c\/u\u003e\n\u003ch3\u003eWhat the numbers actually say\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar\"\u003e\n\u003cspan\u003eRMS output power on board\u003c\/span\u003e\n\u003cdiv class=\"trk\"\u003e\n\u003cdiv class=\"fil mx\" style=\"width: 100%;\"\u003e4 × 60 W\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar\"\u003e\n\u003cspan\u003eSignal-to-noise ratio\u003c\/span\u003e\n\u003cdiv class=\"trk\"\u003e\n\u003cdiv class=\"fil\" style=\"width: 100%;\"\u003e102 dB\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar\"\u003e\n\u003cspan\u003eDynamic range\u003c\/span\u003e\n\u003cdiv class=\"trk\"\u003e\n\u003cdiv class=\"fil\" style=\"width: 93%;\"\u003e95 dB\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar\"\u003e\n\u003cspan\u003eParametric EQ per channel\u003c\/span\u003e\n\u003cdiv class=\"trk\"\u003e\n\u003cdiv class=\"fil\" style=\"width: 100%;\"\u003e15 bands\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar\"\u003e\n\u003cspan\u003eCrossover slope\u003c\/span\u003e\n\u003cdiv class=\"trk\"\u003e\n\u003cdiv class=\"fil\" style=\"width: 100%;\"\u003eup to 48 dB\/octave\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"foot\"\u003eThese are the manufacturer’s declared figures for the SP-DSP 60×4 (manual Rev. 1.0, September 2026). Read them the right way round: this is a \u003cb\u003eprocessor with four amplified channels\u003c\/b\u003e, not a big power amplifier. The four on-board channels drive a front stage or a set of door speakers directly at 4 × 60 W RMS; the \u003cb\u003e6 RCA pre-outs\u003c\/b\u003e are what let you add real amplifiers for the rest of the system, each one already equalised, crossed over and time-aligned. Total harmonic distortion 0.03%, frequency response 20 Hz – 20 kHz.\u003c\/p\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e02\u003c\/u\u003e\n\u003ch3\u003eWhy a DSP amplifier changes the install\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cards\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eTwo boxes become one\u003c\/b\u003e\n\u003cp\u003eA conventional build is an amplifier, an outboard processor and a loom between them. The SP-DSP 60×4 puts both in the same chassis: one power run, the factory harness on the high-level input, and six RCA runs out to whatever you add later.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003e15 bands, each with its own Q\u003c\/b\u003e\n\u003cp\u003eNot a tone control: a 15-band parametric equalizer per channel, 20 Hz – 20 kHz, Q from 0.3 to 50 and gain from −15.0 to +15.0 dB. That is what lets you pull down one cabin resonance instead of dulling a whole octave.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eTime alignment, per channel\u003c\/b\u003e\n\u003cp\u003eIn a car the driver sits closer to one door than the other, so sound arrives out of step and the stereo image collapses towards the near side. Enter the delay for each channel — 0 to 6 ms, shown also as 0 to 204 cm — and the stage comes back to the middle.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eSix crossovers, three filter families\u003c\/b\u003e\n\u003cp\u003eEvery one of the six output channels has its own independent high-pass and low-pass filter: Butterworth, Bessel or Linkwitz-Riley, with slopes of 12, 24, 36 or 48 dB per octave anywhere between 20 Hz and 20 kHz.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eIt takes the signal from anything\u003c\/b\u003e\n\u003cp\u003e4-channel high-level straight off the factory head unit, AUX on RCA, an optical S\/PDIF feed, USB audio with no driver to install, or Bluetooth 5.0 streaming. Pick the best source your car offers and select it from the MODE button or the app.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eTune it on a laptop, adjust it from the phone\u003c\/b\u003e\n\u003cp\u003eThe Windows software gives you every parameter on one screen with the USB cable supplied; the Android app does the same over Bluetooth from the driver’s seat. Save the result as one of six scenes and nothing needs to stay connected.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"quote\"\u003e«Four amplified channels and six pre-outs: the processor is already in the amplifier.»\u003c\/div\u003e\n\u003cdiv class=\"rea\"\u003e\n\u003cspan\u003eFuse the permanent +12 V at the battery\u003c\/span\u003e\u003cspan\u003eKeep RCA runs away from power cables\u003c\/span\u003e\u003cspan\u003eBare-metal chassis ground, as short as possible\u003c\/span\u003e\u003cspan\u003eLeave the USB port reachable for re-tuning\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dl\"\u003e\n\u003cdiv class=\"k\"\u003eTHE COMPLETE MANUAL, 15 PAGES\u003c\/div\u003e\n\u003cp\u003eSafety, box contents, both panels port by port, the power wiring and the two turn-on modes, the full DSP chapter, the Windows software and the Android app step by step, the troubleshooting table and the factory specification sheet.\u003c\/p\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/SPAUDIO-SP-DSP-60x4-Manual-EN-2026.pdf?v=1791980608\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan style=\"color: #ffffff;\"\u003e\u003cspan style=\"display: inline-block; background: rgb(232, 86, 15); padding: 18px 36px; border-radius: 6px; letter-spacing: 1px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; text-transform: uppercase; box-shadow: rgba(232, 86, 15, 0.35) 0px 8px 24px;\"\u003e\u003cb\u003e⇩  Download the SP-DSP 60x4 manual (PDF)\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\n\u003cp class=\"n\"\u003ePDF · 0.3 MB · English · Rev. 1.0, September 2026\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e03\u003c\/u\u003e\n\u003ch3\u003eWhat is in the box\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cw\"\u003e\n\u003cdiv\u003e\n\u003cb\u003eThe unit and the tuning cable\u003c\/b\u003e\n\u003cp\u003eThis is a compact box: the amplifier and the USB cable you need to tune it from a PC. Everything else depends on the car and is chosen by the installer, so we do not put it in the carton and charge you for it.\u003c\/p\u003e\n\u003cp class=\"sm\"\u003e\u003cb\u003eIncluded:\u003c\/b\u003e SP-DSP 60×4 unit · USB tuning cable · user manual\u003cbr\u003e\u003cb\u003eNot included:\u003c\/b\u003e the power and ground cable with its inline fuse, the RCA cables to your amplifiers, the vehicle-specific high-level harness and the optional wired controller — installation materials that depend on the car. The Windows software and the Android app are free downloads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ph\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/download_af2b1aad-a8ae-4c66-b15e-370edfadf85c.png?width=560\" srcset=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/download_af2b1aad-a8ae-4c66-b15e-370edfadf85c.png?width=380 380w, https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/download_af2b1aad-a8ae-4c66-b15e-370edfadf85c.png?width=560 560w\" sizes=\"(max-width: 700px) 92vw, 340px\" alt=\"SP-DSP 60x4 four-channel DSP amplifier shown in front of a car audio display\" width=\"1344\" height=\"768\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e04\u003c\/u\u003e\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tw\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003eTHE PRODUCT\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eSPAUDIO SP-DSP 60×4 — multi-channel professional DSP amplifier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eDSP Series · designed for SPAUDIO, made in Asia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical system\u003c\/td\u003e\n\u003ctd\u003e12 V negative-ground vehicle systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003ePOWER OUTPUT — DECLARED BY THE MANUFACTURER\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRMS output power\u003c\/td\u003e\n\u003ctd\u003e4 × 60 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh-level output\u003c\/td\u003e\n\u003ctd\u003e4 channels, FL \/ FR \/ RL \/ RR, speaker level\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePre-outs\u003c\/td\u003e\n\u003ctd\u003e6 RCA outputs, CH1–CH6, low level\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eREM output\u003c\/td\u003e\n\u003ctd\u003e12 V, 200 mA max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003eAUDIO\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency response\u003c\/td\u003e\n\u003ctd\u003e20 Hz – 20 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal-to-noise ratio\u003c\/td\u003e\n\u003ctd\u003e102 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDynamic range\u003c\/td\u003e\n\u003ctd\u003e95 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal harmonic distortion\u003c\/td\u003e\n\u003ctd\u003e0.03%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003eDSP\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eParametric EQ\u003c\/td\u003e\n\u003ctd\u003e15 bands per channel, 20 Hz – 20 kHz, Q 0.3 – 50, gain −15.0 dB – +15.0 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCrossover\u003c\/td\u003e\n\u003ctd\u003e6 independent channels · Butterworth, Bessel or Linkwitz-Riley · 12 \/ 24 \/ 36 \/ 48 dB\/oct · 20 Hz – 20 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTime alignment\u003c\/td\u003e\n\u003ctd\u003e0.000 – 6 ms (0 – 204 cm \/ 0 – 80.3 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhase\u003c\/td\u003e\n\u003ctd\u003e0° – 180° per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePreset scenes\u003c\/td\u003e\n\u003ctd\u003e6, saved on the unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003eSOURCES \u0026amp; CONNECTIVITY\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh-level input\u003c\/td\u003e\n\u003ctd\u003e4 channels — FL+\/FL−, FR+\/FR−, RL+\/RL−, RR+\/RR−\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAUX input\u003c\/td\u003e\n\u003ctd\u003e2 channels, RCA line level, L \/ R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical input\u003c\/td\u003e\n\u003ctd\u003e2 channels, S\/PDIF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB audio\u003c\/td\u003e\n\u003ctd\u003eDigital playback from a USB source, driver-free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth\u003c\/td\u003e\n\u003ctd\u003e5.0, built in — music streaming and app tuning\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTurn-on modes\u003c\/td\u003e\n\u003ctd\u003eACC (ignition +12 V) or high-level \/ DC sensing on FL+\/FL−\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003eCONTROL\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWindows software\u003c\/td\u003e\n\u003ctd\u003eIncluded, driver-free, connects over the supplied USB cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAndroid app\u003c\/td\u003e\n\u003ctd\u003eIncluded, connects over Bluetooth — pair only from inside the app\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eController port\u003c\/td\u003e\n\u003ctd\u003eHost\/ACC RJ port for the optional controller or a digital source player\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"foot\" style=\"padding-top: 10px;\"\u003eEvery figure on this page comes from the SP-DSP 60×4 professional user manual, Rev. 1.0, September 2026. The factory documentation for this model does \u003cb\u003enot\u003c\/b\u003e declare the chassis dimensions or the net weight, so we do not publish them: if your install needs the exact footprint, write to us and we will measure a unit rather than estimate it here. Specifications may change without notice.\u003c\/p\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e05\u003c\/u\u003e\n\u003ch3\u003eBuild the rest of the system\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pair\"\u003e\n\u003ca href=\"\/en\/products\/sp-1500-1-mini-amplifier\"\u003e\u003csmall\u003eFEED THE SUBWOOFER FROM A PRE-OUT\u003c\/small\u003e\u003cstrong\u003eSP-1500.1 MINI\u003c\/strong\u003e\u003c\/a\u003e\u003ca href=\"\/en\/products\/sp-300-4-mini-amplifier\"\u003e\u003csmall\u003eFOUR MORE CHANNELS FOR THE SPEAKERS\u003c\/small\u003e\u003cstrong\u003eSP-300.4 MINI\u003c\/strong\u003e\u003c\/a\u003e\u003ca href=\"\/en\/products\/sp-6-5kit-componet-set\"\u003e\u003csmall\u003eFULL FRONT STAGE — 2-WAY COMPONENT KIT\u003c\/small\u003e\u003cstrong\u003eSP 6.5 KIT\u003c\/strong\u003e\u003c\/a\u003e\u003ca href=\"\/en\/products\/sp-dsp-10-channel-d10\"\u003e\u003csmall\u003eTEN CHANNELS, PROCESSOR ONLY\u003c\/small\u003e\u003cstrong\u003eSP-DSP 10CH\u003c\/strong\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e06\u003c\/u\u003e\n\u003ch3\u003eRead this before you install\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"warn\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDisconnect the battery first.\u003c\/b\u003e Remove the negative terminal before routing any cable, and reconnect it last.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFuse the permanent +12 V line\u003c\/b\u003e with an inline fuse close to the battery, sized to the cable gauge. In a chafed cable or a crash, that fuse is what stops a fire.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePower it from the battery\u003c\/b\u003e, never from an unprotected tap behind the dashboard.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBare-metal chassis ground\u003c\/b\u003e, as short as possible. A bad ground causes noise, resets and erratic Bluetooth behaviour — it is the first thing to check, not the last.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eKeep RCA runs away from power cables.\u003c\/b\u003e Six pre-outs mean six chances to pick up alternator whine: route signal and power on opposite sides of the car.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCheck the turn-on mode.\u003c\/b\u003e In high-level \/ DC mode make sure the factory head unit switches fully off when the car is locked, or the unit stays powered.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eKeep it dry and let it breathe.\u003c\/b\u003e Never install or operate it in a wet or humid place, and never cover the cooling fins. The chassis gets hot in normal use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNever open the case.\u003c\/b\u003e There are no user-serviceable parts inside and opening it voids the warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e07\u003c\/u\u003e\n\u003ch3\u003eQuestions we actually get asked\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdiv\u003e\n\u003cb\u003eIs this an amplifier or a processor?\u003c\/b\u003eBoth, and that is the point. It amplifies four channels at 4 × 60 W RMS and it processes six channels, sending them out on 6 RCA pre-outs at line level for your external amplifiers.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eCan I run speakers straight off it?\u003c\/b\u003eYes. The high-level output block drives four speakers directly, FL \/ FR \/ RL \/ RR, at 4 × 60 W RMS. For a subwoofer or a bigger front stage, feed a separate amplifier from the pre-outs.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eWill it work with my factory head unit?\u003c\/b\u003eYes, that is the normal install: the factory speaker outputs go to the 4-channel high-level input, and the unit can even switch itself on from that signal in high-level \/ DC mode, with no ACC wire.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eDo I need a laptop to use it?\u003c\/b\u003eOnly for the full setup, and only once: the Windows software with the supplied USB cable gives you every parameter on one screen. Day to day the Android app over Bluetooth is enough, and the six saved scenes work with nothing connected.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eWhy will the tuning Bluetooth not connect?\u003c\/b\u003eBecause it must be paired \u003cb\u003efrom inside the app\u003c\/b\u003e, not from the phone’s own Bluetooth settings. If you already paired it from the phone settings, remove it there and connect again from the app.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eHow deep is it? How much does it weigh?\u003c\/b\u003eThe factory documentation for this model does not declare either figure, so we do not print one. If the exact footprint decides where it fits, ask us and we will measure a unit.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eHow fast do you ship?\u003c\/b\u003eOrders are prepared and handed to the courier within 24 to 48 working hours of payment being confirmed. You get the tracking number as soon as the parcel leaves.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sup\"\u003e\n\u003cb\u003eFree technical support, from a person who knows the product.\u003c\/b\u003e Tell us your car, your speakers and what you want to add later and we will help you plan the channels and the tuning — before you buy, not after.\u003cbr\u003e\u003ca href=\"mailto:spaudio@spaudio.it\"\u003espaudio@spaudio.it\u003c\/a\u003e · +39 340 807 8778\u003c\/div\u003e\n\u003cp class=\"paym\"\u003eSECURE PAYMENT\u003cbr\u003eVisa · Mastercard · Maestro · American Express · PayPal · Apple Pay · Google Pay · Shop Pay · Klarna\u003c\/p\u003e\n\u003cp class=\"fine\"\u003eSP AUDIO · Audiocar Import \u0026amp; Export SRLS — Official SP AUDIO Distributor for Europe · Piazza IV Novembre 4, 20124 Milano (MI), Italy · VAT IT13085510967. All technical data on this page is the manufacturer’s declared data from the SP-DSP 60×4 professional user manual Rev. 1.0 (September 2026) and may change without notice.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Is the SP-DSP 60x4 an amplifier or a DSP?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Both. It amplifies four channels at 4 x 60 W RMS and processes six channels, with 6 RCA pre-outs at line level for external amplifiers.\"}},{\"@type\":\"Question\",\"name\":\"Can speakers be connected directly to the SP-DSP 60x4?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. The high-level output block drives four speakers directly, FL \/ FR \/ RL \/ RR, at 4 x 60 W RMS. For a subwoofer, feed a separate amplifier from the pre-outs.\"}},{\"@type\":\"Question\",\"name\":\"Does the SP-DSP 60x4 work with a factory head unit?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. The factory speaker outputs connect to the 4-channel high-level input, and the unit can switch on from that signal in high-level \/ DC mode without an ACC wire.\"}},{\"@type\":\"Question\",\"name\":\"How is the SP-DSP 60x4 tuned?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"With the free Windows software over the supplied USB cable, or with the Android app over Bluetooth. Six complete tunings can be saved on the unit.\"}},{\"@type\":\"Question\",\"name\":\"Why does the tuning Bluetooth not connect?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The tuning Bluetooth must be paired from inside the app, not from the phone Bluetooth settings.\"}},{\"@type\":\"Question\",\"name\":\"What are the dimensions and weight of the SP-DSP 60x4?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The factory documentation for this model does not declare the chassis dimensions or the net weight, so SP Audio does not publish them.\"}}]}\u003c\/script\u003e\n\u003c\/div\u003e","brand":"spaudio","offers":[{"title":"Default Title","offer_id":50806528704855,"sku":"40615","price":219.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/1_435f24fa-e67b-492d-a2f8-87e0cbffe54e.webp?v=1771937559"},{"product_id":"sp-dsp-10-channel-d10","title":"SP-DSP 10 CHANNEL (D10)","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cstyle\u003e.sp4{background:#0B0B0B;color:#E8E8E8;border-radius:14px;overflow:hidden;font-size:16px;line-height:1.6}.sp4 img{display:block;width:100%;height:auto}.sp4 .band{background:#E8560F}.sp4 .pill{display:inline-block;background:#E8560F;color:#fff;font-size:9.5px;font-weight:800;letter-spacing:1.5px;padding:6px 10px;text-transform:uppercase;white-space:nowrap}.sp4 h2.big,.sp4 .sec h3,.sp4 .card b,.sp4 .faq b,.sp4 .pair strong{color:#fff}.sp4 .in,.sp4 .tags,.sp4 .bar,.sp4 .cards,.sp4 .pair,.sp4 .foot,.sp4 .top,.sp4 .rea{padding-left:22px;padding-right:22px}.sp4 .rea{display:flex;flex-wrap:wrap;gap:8px;padding-top:6px;padding-bottom:4px}.sp4 .rea span{flex:1 1 150px;background:#161616;border:1px solid #262626;border-left:3px solid #E8560F;padding:9px 11px;font-size:10.5px;font-weight:800;letter-spacing:1.2px;color:#d6d6d6;text-transform:uppercase}.sp4 .top{display:flex;align-items:center;justify-content:space-between;gap:14px}.sp4 .top img{width:186px;height:105px;flex:0 0 auto}.sp4 .trust{display:flex;flex-wrap:wrap;gap:8px;padding:8px 22px 0}.sp4 .trust span{flex:1 1 165px;background:#111;border:1px solid #232323;padding:8px 10px;font-size:10px;font-weight:800;letter-spacing:1.1px;color:#9d9d9d;text-transform:uppercase}.sp4 .trust b{color:#E8560F;font-weight:800}.sp4 .paym{padding:14px 22px 2px;font-size:9.5px;font-weight:800;letter-spacing:1.7px;line-height:1.8;color:#7a7a7a;text-transform:uppercase;text-align:center}.sp4 .pnl{padding:4px 22px 0}.sp4 .pnl figure{margin:0 0 14px;background:#131313;border:1px solid #232323;border-radius:9px;padding:12px}.sp4 .pnl figcaption{font-size:10.5px;letter-spacing:1.4px;color:#9d9d9d;text-transform:uppercase;padding:10px 2px 0;text-align:center;line-height:1.7}.sp4 .pnl figcaption b{color:#fff;display:block;font-size:12px;letter-spacing:2px;margin-bottom:4px}@media screen and (min-width:1000px){.product{row-gap:0!important}.product-info{display:contents!important}.product-gallery{grid-column:1!important;grid-row:1\/span 99!important}.product-info__block-item{grid-column:2!important}.product-info__block-item[data-block-type=description]{grid-column:1\/-1!important;grid-row:100!important;margin-top:44px!important}.sp4{font-size:17px}.sp4 .in,.sp4 .top,.sp4 .tags,.sp4 .bar,.sp4 .cards,.sp4 .pair,.sp4 .foot,.sp4 .rea,.sp4 .sec,.sp4 .band,.sp4 .paym,.sp4 .fine,.sp4 .swipe,.sp4 .pnl,.sp4 .trust{padding-left:40px;padding-right:40px}.sp4 .frame,.sp4 .quote,.sp4 .dl,.sp4 .cw,.sp4 .tw,.sp4 .warn,.sp4 .faq,.sp4 .sup{margin-left:40px;margin-right:40px}.sp4 h2.big{font-size:66px}.sp4 .sub{max-width:66ch;font-size:17px}.sp4 .band b{font-size:46px}.sp4 .card{flex:1 1 300px}.sp4 .cards{gap:14px}.sp4 .pnl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 18px}.sp4 .tw,.sp4 .warn,.sp4 .sup{max-width:1040px;margin-left:auto;margin-right:auto}.sp4 .dl{max-width:780px;margin-left:auto;margin-right:auto}.sp4 .quote{max-width:1150px}.sp4 .faq{columns:2;column-gap:40px}.sp4 .faq div{break-inside:avoid}.sp4 .sec{margin-top:48px}.sp4 .swipe figure{flex:0 0 330px;max-width:330px}}\u003c\/style\u003e\n\u003cdiv class=\"sp4\"\u003e\n\u003cdiv class=\"top\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-audio-logo-mark.png?v=1788926315\u0026amp;width=380\" alt=\"SP Audio - Super Power Audio\" width=\"186\" height=\"105\" decoding=\"async\"\u003e\u003cspan class=\"rg\"\u003e\u003cb\u003eSUPER POWER AUDIO\u003c\/b\u003e\u003cbr\u003eDESIGNED IN ITALY\u003cbr\u003eMMXXVI\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"in\"\u003e\n\u003cspan class=\"pill\"\u003e10-CHANNEL DIGITAL SIGNAL PROCESSOR · 24-BIT \/ 96 kHz\u003c\/span\u003e\n\u003ch2 class=\"big d\"\u003eSP-DSP 10CH — ten channels, each tuned on its own\u003c\/h2\u003e\n\u003cp class=\"sub\"\u003eA pure processor, not an amplifier: it takes your factory or aftermarket source and hands out \u003cb\u003eten independent line outputs at 4 Vrms\u003c\/b\u003e, each one with its own 31-band parametric EQ, its own crossover, its own phase and its own time alignment. Inputs for everything: 8 high-level channels from the factory head unit, 2 RCA line inputs, Bluetooth 5.0, USB, optical and coaxial, decoded at 24-bit \/ 96 kHz. Tuned from the A10.PC software on a laptop or from the A10 Android app, with six complete scenes saved on the unit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frame\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/download_424c7305-ca77-4359-bcd0-d19d02468b28.jpg?width=760\" srcset=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/download_424c7305-ca77-4359-bcd0-d19d02468b28.jpg?width=440 440w, https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/download_424c7305-ca77-4359-bcd0-d19d02468b28.jpg?width=620 620w, https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/download_424c7305-ca77-4359-bcd0-d19d02468b28.jpg?width=900 900w\" sizes=\"(max-width: 700px) 100vw, 700px\" alt=\"SP-DSP 10CH processors on a workshop bench, power and input panel next to output and digital panel\" width=\"1374\" height=\"768\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"tri\"\u003e\n\u003ci\u003e\u003c\/i\u003e\u003ci\u003e\u003c\/i\u003e\u003ci\u003e\u003c\/i\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"band\"\u003e\n\u003cdiv\u003e\n\u003cb\u003e10\u003ci\u003eCH\u003c\/i\u003e\u003c\/b\u003e\u003cspan\u003eLINE OUT · 4 Vrms\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003e31\u003ci\u003eBAND\u003c\/i\u003e\u003c\/b\u003e\u003cspan\u003ePARAMETRIC EQ \/ CHANNEL\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003e24\u003ci\u003eBIT\u003c\/i\u003e\u003c\/b\u003e\u003cspan\u003e96 kHz DECODING\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"trust\"\u003e\n\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Dispatched in \u003cb\u003e48 working hours\u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Official SP AUDIO distributor for Europe\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Technical support from a real person\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Data taken from the factory manual, Rev. 1.0\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tags\"\u003e\n\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e 10 line outputs, 4 Vrms\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e 31-band parametric EQ per channel\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e EQ gain −20 to +20 dB, 0.1 dB steps\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Crossover 6–48 dB\/oct\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Butterworth · Linkwitz-Riley\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Time alignment 0–15 ms (0–500 cm)\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Phase 0° \/ 180° per channel\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e 8 high-level inputs, 5–15 Vrms\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e 2 RCA line inputs, 1 Vrms\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Bluetooth 5.0 · USB · optical · coaxial\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e 24-bit \/ 96 kHz decoding\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e 6 presets on board\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e A10.PC software + A10 Android app\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e 162 × 141.5 × 45 mm\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e01\u003c\/u\u003e\n\u003ch3\u003eWhat the numbers actually say\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar\"\u003e\n\u003cspan\u003eIndependent line outputs\u003c\/span\u003e\n\u003cdiv class=\"trk\"\u003e\n\u003cdiv class=\"fil mx\" style=\"width: 100%;\"\u003e10 channels, 4 Vrms\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar\"\u003e\n\u003cspan\u003eParametric EQ per channel\u003c\/span\u003e\n\u003cdiv class=\"trk\"\u003e\n\u003cdiv class=\"fil\" style=\"width: 100%;\"\u003e31 bands\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar\"\u003e\n\u003cspan\u003eDynamic range (RCA in)\u003c\/span\u003e\n\u003cdiv class=\"trk\"\u003e\n\u003cdiv class=\"fil\" style=\"width: 96%;\"\u003e≥ 96 dB\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar\"\u003e\n\u003cspan\u003eTotal harmonic distortion\u003c\/span\u003e\n\u003cdiv class=\"trk\"\u003e\n\u003cdiv class=\"fil\" style=\"width: 100%;\"\u003e≤ 0.01% @ 1 kHz\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar\"\u003e\n\u003cspan\u003eCrossover slope\u003c\/span\u003e\n\u003cdiv class=\"trk\"\u003e\n\u003cdiv class=\"fil\" style=\"width: 100%;\"\u003e6 – 48 dB\/octave\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"foot\"\u003eThese are the manufacturer’s declared figures for the SP-DSP 10CH (manual Rev. 1.0, September 2026). Read them the right way round: \u003cb\u003ethis is a processor, not a power amplifier\u003c\/b\u003e. All ten outputs are line level and must feed an external amplifier’s RCA inputs — never a speaker directly. What you buy is control: ten channels that can each be equalised, crossed over, delayed and phased on their own, with a 24-bit \/ 96 kHz core, dynamic range and signal-to-noise both ≥ 96 dB and THD ≤ 0.01%.\u003c\/p\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e02\u003c\/u\u003e\n\u003ch3\u003eWhy ten channels change what a system can do\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cards\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eFront, rear, centre and subwoofer, each on its own\u003c\/b\u003e\n\u003cp\u003eTen outputs mean front tweeters and midrange, rear fill, a centre channel and one or two subwoofers can each get their own crossover point, level and delay. That is the difference between speakers that play and a system that is actually tuned to the car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003e31 bands, each with its own Q\u003c\/b\u003e\n\u003cp\u003eA 31-band parametric equalizer on every one of the ten channels, 20 Hz – 20 kHz in 1 Hz steps, Q from 0.4 to 10 and gain from −20.0 to +20.0 dB in 0.1 dB steps. Drag a point on the curve, or type the exact values.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eTime alignment to the millimetre of arrival\u003c\/b\u003e\n\u003cp\u003eEnter each speaker’s delay — 0 to 15 ms, shown also as 0 to 500 cm — and every driver’s sound reaches your ear at the same moment. A speaker farther away arrives later, so you delay the closer ones.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eA digital path that skips the analogue stage\u003c\/b\u003e\n\u003cp\u003eUSB, optical and coaxial all bypass the analogue input entirely and decode at up to 24-bit \/ 96 kHz. Order of preference: USB, then optical or coaxial, then high-level or RCA. Bluetooth 5.0 streams straight into the processor as a source of its own.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eIt fits any source unit\u003c\/b\u003e\n\u003cp\u003e8 high-level channels take the factory head unit’s speaker outputs directly, with HI-INSENS trims in two groups to match the level. Or use the 2 RCA line inputs from an aftermarket source, which is the cleaner path when you have it.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eNothing is fixed to a jack\u003c\/b\u003e\n\u003cp\u003eLINE OUT 1–10 are not hard-wired to «front \/ rear \/ sub»: every output’s source, EQ, crossover and delay are set in the software, and every channel can be renamed to match your install. Save the finished tuning as one of six scenes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"quote\"\u003e«Ten outputs, each equalised, crossed over and delayed on its own. That is a tuned system.»\u003c\/div\u003e\n\u003cdiv class=\"rea\"\u003e\n\u003cspan\u003eDisconnect the battery before wiring\u003c\/span\u003e\u003cspan\u003eSupply voltage 10–16 V DC only\u003c\/span\u003e\u003cspan\u003eLabel each of the 10 outputs as you wire it\u003c\/span\u003e\u003cspan\u003ePhotograph the serial number underneath first\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dl\"\u003e\n\u003cdiv class=\"k\"\u003eTHE COMPLETE MANUAL, 26 PAGES\u003c\/div\u003e\n\u003cp\u003eSafety, box contents, a full product tour, both panels port by port, the dimension drawing, planning and the two turn-on modes, connecting inputs and outputs, the A10.PC software and the A10 app, the whole EQ \/ crossover \/ phase \/ delay chapter, the troubleshooting table and the factory specification sheet.\u003c\/p\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/SPAUDIO-SP-DSP-10CH-Manual-EN-2026.pdf?v=1791980607\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan style=\"color: #ffffff;\"\u003e\u003cspan style=\"display: inline-block; background: rgb(232, 86, 15); padding: 18px 36px; border-radius: 6px; letter-spacing: 1px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; text-transform: uppercase; box-shadow: rgba(232, 86, 15, 0.35) 0px 8px 24px;\"\u003e\u003cb\u003e⇩  Download the SP-DSP 10CH manual (PDF)\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\n\u003cp class=\"n\"\u003ePDF · 0.9 MB · English · Rev. 1.0, September 2026\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e03\u003c\/u\u003e\n\u003ch3\u003eWhat is in the box\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cw\"\u003e\n\u003cdiv\u003e\n\u003cb\u003eRetail packaging, not a wooden case\u003c\/b\u003e\n\u003cp\u003eUnlike the MINI amplifier series, the SP-DSP 10CH ships in its standard retail packaging with the power and high-level harness. Check the carton before you start: no dents, all four corner screws present, panels clean.\u003c\/p\u003e\n\u003cp class=\"sm\"\u003e\u003cb\u003eIncluded:\u003c\/b\u003e SP-DSP 10CH processor · power + high-level composite cable (4-pin power plug and 16-pin high-level harness) · high-level input plug · user manual\u003cbr\u003e\u003cb\u003eNot included:\u003c\/b\u003e the RCA cables to your amplifiers, any additional power cable with its inline fuse, and the optional wired remote level control that connects to the REMOTE port — installation materials that depend on the car. The A10.PC software and the A10 Android app are free downloads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ph\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/download_41b1bfb7-96fb-4c46-a313-800a1a78f5c0.jpg?width=560\" srcset=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/download_41b1bfb7-96fb-4c46-a313-800a1a78f5c0.jpg?width=380 380w, https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/download_41b1bfb7-96fb-4c46-a313-800a1a78f5c0.jpg?width=560 560w\" sizes=\"(max-width: 700px) 92vw, 340px\" alt=\"SP-DSP 10CH digital signal processor on a wooden desk in a car audio workshop\" width=\"1374\" height=\"768\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e04\u003c\/u\u003e\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tw\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003eTHE PRODUCT\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eSPAUDIO SP-DSP 10CH — 10-channel digital signal processor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eDSP Series · Italian design by Audiocar Import \u0026amp; Export, Milano\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eProcessor only — all outputs are line level, an external amplifier is required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003eINPUTS\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh-level\u003c\/td\u003e\n\u003ctd\u003e8 channels, 5 – 15 Vrms (with EPS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow-level (RCA)\u003c\/td\u003e\n\u003ctd\u003e2 channels, 1 Vrms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital\u003c\/td\u003e\n\u003ctd\u003eBluetooth 5.0, USB, optical, coaxial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput impedance, low level\u003c\/td\u003e\n\u003ctd\u003e15 kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput impedance, high level\u003c\/td\u003e\n\u003ctd\u003e15 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003eOUTPUTS\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLine outputs\u003c\/td\u003e\n\u003ctd\u003e10 channels, 4 Vrms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput impedance\u003c\/td\u003e\n\u003ctd\u003e82 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput gain\u003c\/td\u003e\n\u003ctd\u003eMute, −60 to 0 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003eAUDIO\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDynamic range (RCA in)\u003c\/td\u003e\n\u003ctd\u003e≥ 96 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal-to-noise ratio (RCA in)\u003c\/td\u003e\n\u003ctd\u003e≥ 96 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal harmonic distortion\u003c\/td\u003e\n\u003ctd\u003e≤ 0.01% @ 1 kHz, 1 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency response\u003c\/td\u003e\n\u003ctd\u003e10 Hz – 22 kHz (−3 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDecoding\u003c\/td\u003e\n\u003ctd\u003e24-bit \/ 96 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003eDSP\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eParametric EQ\u003c\/td\u003e\n\u003ctd\u003e31 bands per channel, 20 Hz – 20 kHz in 1 Hz steps, Q 0.4 – 10, gain −20.0 to +20.0 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEQ gain accuracy\u003c\/td\u003e\n\u003ctd\u003e0.1 dB steps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCrossover\u003c\/td\u003e\n\u003ctd\u003eButterworth · Linkwitz-Riley, 6 – 48 dB\/oct, cutoff 20 Hz – 20 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhase\u003c\/td\u003e\n\u003ctd\u003e0° \/ 180° per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTime alignment\u003c\/td\u003e\n\u003ctd\u003e0 – 15 ms (0 – 500 cm \/ 0 – 272 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePresets\u003c\/td\u003e\n\u003ctd\u003e6, saved on the unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003ePOWER \u0026amp; MECHANICAL\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply\u003c\/td\u003e\n\u003ctd\u003e10 – 16 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandby power\u003c\/td\u003e\n\u003ctd\u003e≤ 0.1 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eREM output\u003c\/td\u003e\n\u003ctd\u003e12 V DC, ≥ 0.2 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions L × D × H\u003c\/td\u003e\n\u003ctd\u003e162 × 141.5 × 45 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting points\u003c\/td\u003e\n\u003ctd\u003e4, on the base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e−20° to 80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl\u003c\/td\u003e\n\u003ctd\u003eUSB (A10.PC software) · Bluetooth 5.0 (A10 Android app)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"foot\" style=\"padding-top: 10px;\"\u003eEvery figure on this page comes from the SP-DSP 10CH professional user manual, Rev. 1.0, September 2026. The factory documentation for this model does \u003cb\u003enot\u003c\/b\u003e declare the unit weight, so we do not publish it. Specifications may change without notice.\u003c\/p\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e05\u003c\/u\u003e\n\u003ch3\u003eBuild the rest of the system\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pair\"\u003e\n\u003ca href=\"\/en\/products\/sp-1500-1-mini-amplifier\"\u003e\u003csmall\u003eSUBWOOFER CHANNEL — MONO AMPLIFIER\u003c\/small\u003e\u003cstrong\u003eSP-1500.1 MINI\u003c\/strong\u003e\u003c\/a\u003e\u003ca href=\"\/en\/products\/sp-300-4-mini-amplifier\"\u003e\u003csmall\u003eFOUR CHANNELS FOR THE SPEAKERS\u003c\/small\u003e\u003cstrong\u003eSP-300.4 MINI\u003c\/strong\u003e\u003c\/a\u003e\u003ca href=\"\/en\/products\/sp-6-5kit-componet-set\"\u003e\u003csmall\u003eFULL FRONT STAGE — 2-WAY COMPONENT KIT\u003c\/small\u003e\u003cstrong\u003eSP 6.5 KIT\u003c\/strong\u003e\u003c\/a\u003e\u003ca href=\"\/en\/products\/sp-dsp-60-4-amplifier-4ch\"\u003e\u003csmall\u003ePROCESSOR WITH FOUR AMPLIFIED CHANNELS\u003c\/small\u003e\u003cstrong\u003eSP-DSP 60×4\u003c\/strong\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e06\u003c\/u\u003e\n\u003ch3\u003eRead this before you install\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"warn\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDisconnect the battery before wiring.\u003c\/b\u003e Working live on the power, ACC or REM OUT lines can damage the processor or the vehicle’s electronics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSupply voltage 10–16 V DC only.\u003c\/b\u003e Do not power the unit from anything outside this range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThese are line-level outputs only.\u003c\/b\u003e They must feed an external amplifier’s RCA inputs, never a speaker directly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMatch the turn-on mode to your wiring.\u003c\/b\u003e In DC mode the unit switches on from a high-level input signal: make sure the factory head unit is fully off once the vehicle is locked, or the processor and anything wired to REM OUT will stay on and drain the battery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eKeep RCA runs away from power cables.\u003c\/b\u003e Ten outputs mean ten chances to pick up alternator whine: cross signal and power at 90°, never run them together.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMount it dry and within −20° to 80°C.\u003c\/b\u003e Not near the exhaust, not in direct sun behind glass, and leave the USB-B and REMOTE ports reachable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePhotograph the serial-number label underneath\u003c\/b\u003e before you mount the unit: once installed you may not see it again, and it is asked for in every support request.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNever open the case.\u003c\/b\u003e There is nothing to adjust inside and opening it voids the warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e07\u003c\/u\u003e\n\u003ch3\u003eQuestions we actually get asked\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdiv\u003e\n\u003cb\u003eIs this an amplifier?\u003c\/b\u003eNo, and that is the point. It is a pure processor: all ten outputs are line level at 4 Vrms and must feed external amplifiers. If you want a processor with amplification on board, look at the SP-DSP 60×4.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eDo I need ten amplifier channels to use it?\u003c\/b\u003eNo. A simple system uses the front stage on outputs 1–2 into a 2-channel amplifier and the subwoofer on output 3 into a mono amplifier — three channels, each tuned on its own. The other outputs stay there for when you grow the system.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eWill it work with my factory head unit?\u003c\/b\u003eYes. The 8 high-level inputs take the factory speaker outputs directly, with HI-INSENS trims in two groups (1–4 and 5–8) to match the level, and the unit can switch itself on from that signal in DC mode with no ACC wire.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eCan I tune it from my phone?\u003c\/b\u003eYes, with the A10 Android app over Bluetooth 5.0: volume and filters per channel, the 31-band EQ, delay and the presets. Do the first full setup with the A10.PC software on a laptop, where every parameter is on one screen.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eWhat does the app connect to?\u003c\/b\u003eBluetooth 5.0 (BLE), device name «DSP_Play». Only one phone connects at a time.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eWhich digital input should I use?\u003c\/b\u003eIn order of preference: USB, then optical or coaxial, then high-level or RCA. The three digital inputs bypass the analogue input stage entirely and decode at up to 24-bit \/ 96 kHz.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eHow much does it weigh?\u003c\/b\u003eThe factory documentation for this model does not declare the weight, so we do not print one. The size is 162 × 141.5 × 45 mm with four mounting points on the base.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eHow fast do you ship?\u003c\/b\u003eOrders are prepared and handed to the courier within 24 to 48 working hours of payment being confirmed. You get the tracking number as soon as the parcel leaves.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sup\"\u003e\n\u003cb\u003eFree technical support, from a person who knows the product.\u003c\/b\u003e Tell us your car, your amplifiers and your speakers and we will help you plan the ten channels and the tuning — before you buy, not after.\u003cbr\u003e\u003ca href=\"mailto:spaudio@spaudio.it\"\u003espaudio@spaudio.it\u003c\/a\u003e · +39 340 807 8778\u003c\/div\u003e\n\u003cp class=\"paym\"\u003eSECURE PAYMENT\u003cbr\u003eVisa · Mastercard · Maestro · American Express · PayPal · Apple Pay · Google Pay · Shop Pay · Klarna\u003c\/p\u003e\n\u003cp class=\"fine\"\u003eSP AUDIO · Audiocar Import \u0026amp; Export SRLS — Official SP AUDIO Distributor for Europe · Piazza IV Novembre 4, 20124 Milano (MI), Italy · VAT IT13085510967. All technical data on this page is the manufacturer’s declared data from the SP-DSP 10CH professional user manual Rev. 1.0 (September 2026) and may change without notice.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Is the SP-DSP 10CH an amplifier?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. It is a pure digital signal processor: all ten outputs are line level at 4 Vrms and must feed external amplifiers.\"}},{\"@type\":\"Question\",\"name\":\"How many channels can the SP-DSP 10CH tune?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Ten. Each of the ten line outputs has its own 31-band parametric EQ, crossover, phase and time alignment.\"}},{\"@type\":\"Question\",\"name\":\"Does the SP-DSP 10CH work with a factory head unit?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. The 8 high-level inputs take the factory speaker outputs directly, with HI-INSENS trims to match the level, and the unit can switch on from that signal in DC mode.\"}},{\"@type\":\"Question\",\"name\":\"How is the SP-DSP 10CH tuned?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"With the A10.PC software over the USB-B port, or with the A10 Android app over Bluetooth 5.0. Six complete scenes can be saved on the unit.\"}},{\"@type\":\"Question\",\"name\":\"What are the dimensions of the SP-DSP 10CH?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"162 x 141.5 x 45 mm, with four mounting points on the base. The factory documentation does not declare the unit weight.\"}},{\"@type\":\"Question\",\"name\":\"Which inputs does the SP-DSP 10CH accept?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"8 high-level channels at 5-15 Vrms, 2 RCA line inputs at 1 Vrms, plus Bluetooth 5.0, USB, optical and coaxial digital inputs decoded at 24-bit \/ 96 kHz.\"}}]}\u003c\/script\u003e\n\u003c\/div\u003e","brand":"spaudio","offers":[{"title":"Default Title","offer_id":52037284987223,"sku":"40616","price":265.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/1_6e827ebc-084d-4194-aafe-8598fcf1c0d1.webp?v=1775452916"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/collections\/EQ.webp?v=1771659076","url":"https:\/\/spaudio.com.mx\/en\/collections\/dsp-amplifier-digital-processor.oembed","provider":"spaudio","version":"1.0","type":"link"}