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Pro digital reverb - pro, multi

Pro digital reverb - pro, multi

$49.49
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8sp dsp digital audio - dsp,

8sp dsp digital audio - dsp,

$293.55
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882i sonic maximizer audio - sonic,

882i sonic maximizer audio - sonic,

$115.00
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Audiocontrol acr remote - acr-1,

Audiocontrol acr remote - acr-1,

$29.99
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Nakamichi nds6120 channel - nakamichi,

Nakamichi nds6120 channel - nakamichi,

$142.19
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Nakamichi nds6120 channel - nakamichi, 12-channel

Nakamichi nds6120 channel - nakamichi, 12-channel

$115.00
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8sp dsp digital audio - 4.8sp,

8sp dsp digital audio - 4.8sp,

$293.55
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Recoil req7 car - req7, audio

Recoil req7 car - req7, audio

$42.99
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Audio control 810 in 10 - control,

Audio control 810 in 10 - control,

$615.00
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Sound magus ap12v3 channel - magus, 12-channel

Sound magus ap12v3 channel - magus, 12-channel

$729.95
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Eclipse dsp digital sound - (digital,

Eclipse dsp digital sound - (digital,

$225.00
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Ds18 dsp4 8btm dsp crossover - ds18,

Ds18 dsp4 8btm dsp crossover - ds18,

$199.00
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Ds18 car input - ds18, 4-input

Ds18 car input - ds18, 4-input

$199.96
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Power acoustik automotive - acoustik,

Power acoustik automotive - acoustik,

$225.00
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Creo lab studio flush - studio, mount

Creo lab studio flush - studio, mount

$36.00
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Dbx driverack equalization - driverack,

Dbx driverack equalization - driverack,

$95.00
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Eclipse hideaway dsp - eclipse,

Eclipse hideaway dsp - eclipse,

$145.00
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Soundxtreme car epicenter

Soundxtreme car epicenter

$39.99
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Nakamichi nds series nds6120 - series,

Nakamichi nds series nds6120 - series,

$105.00
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Audiobank ap15 digital bass - ap15,

Audiobank ap15 digital bass - ap15,

$39.99
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Alpine rux c701 pxa h701 - +, pxa-h701

Alpine rux c701 pxa h701 - +, pxa-h701

$429.99
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2024 pro digital reverb - reverb, multi

2024 pro digital reverb - reverb, multi

$52.08
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Symetrix 528e analog voice - symetrix,

Symetrix 528e analog voice - symetrix,

$139.00
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8sp 110v digital - 4.8sp, dsp

8sp 110v digital - 4.8sp, dsp

$293.55
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Osd preamplifier control - osd, eq

Osd preamplifier control - osd, eq

$119.99
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Fujitsu ten α4500p - fujitsu, sound

Fujitsu ten α4500p - fujitsu, sound

$650.00
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Bowstrick bos 7800 pro - bowstrick, bos-7800

Bowstrick bos 7800 pro - bowstrick, bos-7800

$399.90
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Audiocontrol epicenter micro - epicenter,

Audiocontrol epicenter micro - epicenter,

$219.00
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Jbl auto tune digital - jbl,

Jbl auto tune digital - jbl,

$270.00
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Rare sherwood dts80 car - rare, x-dts80

Rare sherwood dts80 car - rare, x-dts80

$275.00
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Alesis 3630 compressor - 3630,

Alesis 3630 compressor - 3630,

$79.99
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Pro stereo crossover xlr - pro,

Pro stereo crossover xlr - pro,

$145.99
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Bbe sound 482i sonic maximizer - sound,

Bbe sound 482i sonic maximizer - sound,

$89.90
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Bbe 362 sonic maximizer - bbe,

Bbe 362 sonic maximizer - bbe,

$30.00
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Meyer sound galileo 616 - meyer,

Meyer sound galileo 616 - meyer,

$2577.00
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8sp dsp digital - dsp, audio

8sp dsp digital - dsp, audio

$293.55
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Behringer tube ultrafex - behringer, 

Behringer tube ultrafex - behringer, 

$205.00
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Nakamichi nds6120 channel - nakamichi, 12-channel

Nakamichi nds6120 channel - nakamichi, 12-channel

$159.99
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Modtone sound exciter - sound,

Modtone sound exciter - sound,

$109.95
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Bss dpr 504 - bss, dpr-504

Bss dpr 504 - bss, dpr-504

$149.99
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Helix dsp - dsp.3s, (latest

Helix dsp - dsp.3s, (latest

$699.00
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Musysic professional audio - musysic,

Musysic professional audio - musysic,

$124.99
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8sp 110v dsp audio processor - audio,

8sp 110v dsp audio processor - audio,

$293.55
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Audiocontrol 810 car audio - dm-810,

Audiocontrol 810 car audio - dm-810,

$584.99
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Yamaha dsp natural - natural, sound

Yamaha dsp natural - natural, sound

$67.99
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Dynasty proaudio wsa 5rp - dynasty, wsa-5rp

Dynasty proaudio wsa 5rp - dynasty, wsa-5rp

$189.99
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Addzest dsp 979 vintage - dsp-979,

Addzest dsp 979 vintage - dsp-979,

$690.00
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Trinnov altitude channel - trinnov, 20

Trinnov altitude channel - trinnov, 20

$10920.00
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Nakamichi nds612 channel - ,

Nakamichi nds612 channel - ,

$142.19
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New discounted hertz dsp - new, h8

New discounted hertz dsp - new, h8

$475.00
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Audiobank ap12 digital - audiobank,

Audiobank ap12 digital - audiobank,

$38.99
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Mcintosh mx122 surround - mcintosh, a/v

Mcintosh mx122 surround - mcintosh, a/v

$3579.00
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Gravity car audio equalizer - gravity,

Gravity car audio equalizer - gravity,

$54.99
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Drive euphoria edsp31v2 - drive, 31

Drive euphoria edsp31v2 - drive, 31

$199.99
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Professional audio system - audio,

Professional audio system - audio,

$120.00
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Nakamichi nds6120 channel - nakamichi, 12-channel

Nakamichi nds6120 channel - nakamichi, 12-channel

$149.99
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Yamaha dsp digital - yamaha, sound

Yamaha dsp digital - yamaha, sound

$75.00
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New audiocontrol hyperion - audiocontrol,

New audiocontrol hyperion - audiocontrol,

$4999.95
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Dbx 215s 215 dual - 215, 15-band

Dbx 215s 215 dual - 215, 15-band

$98.00
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8sp 110v digital dsp - digital,

8sp 110v digital dsp - digital,

$309.00
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Arc audio ps8 pro - arc, signal

Arc audio ps8 pro - arc, signal

$800.00
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Memphis audio viv68dsp 8 - 6,

Memphis audio viv68dsp 8 - 6,

$347.99
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Very good dbx 1046 quad - good,

Very good dbx 1046 quad - good,

$99.99
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Bss sound web - web, london

Bss sound web - web, london

$399.99
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Soundstream bass boost - soundstream,

Soundstream bass boost - soundstream,

$57.99
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Audio dynamics dsp812 hifi - audio, dsp812-hifi

Audio dynamics dsp812 hifi - audio, dsp812-hifi

$1000.00
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Alpine pxe c60 optim6 - alpine, pxe-c60-60

Alpine pxe c60 optim6 - alpine, pxe-c60-60

$420.00
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Nakamichi nds6120 channel - nds6120, 12-channel

Nakamichi nds6120 channel - nds6120, 12-channel

$240.00
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Ds18 dsp2 6dbt - dsp2.6dbt, 2-channel

Ds18 dsp2 6dbt - dsp2.6dbt, 2-channel

$168.00
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8sp dsp digital - 4.8sp,

8sp dsp digital - 4.8sp,

$327.26
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Rare vintage rexer dvp 3000 - rexer, dvp-3000

Rare vintage rexer dvp 3000 - rexer, dvp-3000

$149.00
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Dbx driverack pa2 - dbx,

Dbx driverack pa2 - dbx,

$399.95
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Ds18 dsp8 8bt - channel, in

Ds18 dsp8 8bt - channel, in

$249.00
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Hki mini dsp sound processor - mini,

Hki mini dsp sound processor - mini,

$299.99
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Vintage dolby laboratories - dolby,

Vintage dolby laboratories - dolby,

$80.00
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Dbx harman pro 231s - dbx, /

Dbx harman pro 231s - dbx, /

$114.00
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Behringer ultraflex ex3100 - behringer,

Behringer ultraflex ex3100 - behringer,

$49.90
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Nakamichi nds6120 channel - nakamichi,

Nakamichi nds6120 channel - nakamichi,

$159.99
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Yamaha ddp natural sound - yamaha,

Yamaha ddp natural sound - yamaha,

$150.04
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8sp 110v digital dsp audio - dsp,

8sp 110v digital dsp audio - dsp,

$293.55
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New open box - new, bose

New open box - new, bose

$514.98
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Yamaha dsp 100u - dsp-100u, sound

Yamaha dsp 100u - dsp-100u, sound

$119.99
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Professional dsp audio - professional,

Professional dsp audio - professional,

$51.15
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Audiosource one series - ss,

Audiosource one series - ss,

$59.45
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1pc dbx venu360 driverack - dbx,

1pc dbx venu360 driverack - dbx,

$367.10
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Premium 2ch analog - 2ch,

Premium 2ch analog - 2ch,

$38.00
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Soundstream 10r bass - bx-10r,

Soundstream 10r bass - bx-10r,

$62.99
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Yamaha dsp natural sound - dsp-1,

Yamaha dsp natural sound - dsp-1,

$59.99
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Crestron xspa high - crestron, hd-xspa,

Crestron xspa high - crestron, hd-xspa,

$359.98
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Yamaha spx90 digital - yamaha,

Yamaha spx90 digital - yamaha,

$209.00
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Kuerl 4x80w android - android, audio

Kuerl 4x80w android - android, audio

$29.95
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Dod sr234 stereo crossover - sr234,

Dod sr234 stereo crossover - sr234,

$73.65
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Fujitsu ten α4000pha sound - fujitsu,

Fujitsu ten α4000pha sound - fujitsu,

$690.00
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Alpine era g320 sound field - era-g320,

Alpine era g320 sound field - era-g320,

$2790.00
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Yamaha emt sound expander - sound,

Yamaha emt sound expander - sound,

$85.00
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Prv audio dsp crossover - dsp, &

Prv audio dsp crossover - dsp, &

$99.91
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📊96 listings · from $29.95 · avg $475.59

Browse 96 sound processors listings currently in our index. Prices range from $29.95 to $10920, with an average of $475.59. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about sound processors →

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Everything you need to know about sound processors

Whether you are looking for a brand-new or second-hand sound processors, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at $29.95, while premium listings can reach $10920 — giving you a wide budget spread to work with. The average price of $475.59 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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