Marine Digital Sound Processors
Digital sound processors at Garage Bagger Stereo: Rockford Fosgate DSR1, Hertz S8 DSP and Diamond Audio NEO amplifiers with built-in DSP.
THE REFERENCE STANDARD
DSP for Tuning
Standalone processors and amplifiers with DSP, with the manufacturer-stated limits spelled out.
- Rockford Fosgate DSR1: 8 RCA outputs
- Hertz Audio S8 DSP
- Diamond NEO10001DSP and NEO12004DSP amplifiers
Browse Collections
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SaleDiamond Audio NEO10001DSP — 1000W RMS Monoblock Amplifier w/ DSP
Vendor:Diamond AudioThe Diamond Audio NEO10001DSP is a Class D monoblock amplifier with a built-in 4-channel DSP, made for subwoofer and midbass duty. It is programmable from a PC or Android device.Key Specs Power: 600W RMS at 4 ohms, 800W RMS at 2 ohms, 1000W RMS at 1 ohm DSP: 4 channels, 31-band parametric EQ per channel, crossovers, time delay, channel linking Input sensitivity: 0.4V to 20V Operating voltage: 8V to 17V Dimensions: 8.8" x 4.07" x 1.38"; weight 2.40 lbs Fitment and Installation NotesVerify mounting space, wiring path and ventilation before ordering.Related: Motorcycle Amplifiers and Diamond Audio. Need something custom? Our custom build team can help.Not sure what fits your bike? Start a build consultation or call 864-334-6131.Sale -
SaleDiamond Audio NEO12004DSP — 1200W RMS 4-Channel Amplifier w/ DSP
Vendor:Diamond AudioThe Diamond Audio NEO12004DSP is a Class D 4-channel amplifier with a built-in 6-channel DSP, sized for motorcycle amplifier racks. It is programmable from a PC or Android device.Key Specs Power: 150W RMS x 4 at 4 ohms, 300W RMS x 4 at 2 ohms Bridged: 600W RMS x 2 at 4 ohms DSP: 6 channels, 31-band parametric EQ per channel, crossovers, time delay, channel linking Input sensitivity: 0.4V to 20V Operating voltage: 8V to 17V Dimensions: 8.8" x 4.07" x 1.38"; weight 2.25 lbs Fitment and Installation NotesVerify mounting space, wiring path and ventilation before ordering.Related: Motorcycle Amplifiers and Diamond Audio. Need something custom? Our custom build team can help.Not sure what fits your bike? Start a build consultation or call 864-334-6131.Sale -
Diamond Audio NEO20001DSP — 2000W RMS Monoblock Amplifier w/ DSP
Vendor:Diamond AudioThe Diamond Audio NEO20001DSP is a Class D monoblock amplifier rated up to 2000W RMS at 1 ohm, with a built-in 4-channel DSP programmable from a PC or Android device.Key Specs Power: 1200W at 4 ohms, 1600W at 2 ohms, 2000W RMS at 1 ohm DSP: 4 channels, 31-band parametric EQ per channel, crossovers, time delay, channel linking Built-in Bluetooth audio streaming Operating voltage: 8V to 17V Dimensions: 11.71" x 4.07" x 1.38"; weight 3.33 lbs Fitment and Installation NotesVerify mounting space, wiring path and ventilation before ordering.Related: Motorcycle Amplifiers and Diamond Audio. Not sure what fits your bike? Start a build consultation or call 864-334-6131. -
SaleHertz Audio S8 DSP Motorcycle/Powersports DSP
Vendor:HertzHertz S8 DSP — Clean Tuning Control for Harley Touring Builds The Hertz S8 DSP is built for riders who want repeatable tuning results: proper EQ shaping, correct crossover management, and stable routing so your system stays clean at speed. Shop Plug-and-Play DSPs Amplifier Installation Parts Start a Build Consultation THE REFERENCE STANDARD Fitment First. Then Performance. We confirm your integration path and channel plan before you order. What This DSP Does Adds the control your stock radio can’t: proper crossover points, EQ shaping, and tuning tools that keep speakers working together instead of competing for output. Best Use-Case on Harley Builds Touring systems that need clean staging and consistent clarity at speed Multi-speaker builds where correct crossover and time alignment matters Riders who want stable, repeatable tuning outcomes Included & Installation Notes Protected mounting and clean wiring paths matter as much as tuning Pairs best with correct amplification and a known speaker plan Use a consultation if you’re mapping fairing + lids + subSale -
SaleRockford Fosgate DSR1 DSP
Vendor:Rockford FosgateRockford DSR1 — Proven DSP Control for Harley Touring Audio The Rockford Fosgate DSR1 is a proven DSP solution for riders who want clean signal control, correct crossover management, and stable tuning on real Harley touring builds. Shop Plug-and-Play DSPs Amplifier Installation Parts Start a Build Consultation THE REFERENCE STANDARD Fitment First. Then Performance. We’ll confirm the correct integration for your exact platform and goals before you order. Build it right the first time. Built for Harley Touring Installs Designed for Harley touring motorcycles using stock radios with the correct plug-and-play integration. Harley 2014–2023 stock radio: Plug-and-play ready Harley 2024-present stock radio: Plug-and-play ready We’ll confirm the correct integration for your exact platform and goals before finalizing your build. What This DSP Does The DSR1 gives you control your stock radio can’t—proper EQ shaping, correct crossover points, and balanced signal routing so your system stays loud, clean, and controlled at highway speed. Best Use-Case on Harley Builds Multi-speaker touring audio systems Riders who want stable, repeatable tuning Systems where correct crossover and time alignment make the difference Included & Installation Notes Installs cleanly in the fairing with protected mounting Requires proper power and grounding for best performance Pairs best with quality amplifiers and speakers Frequently Asked Questions Will this help with highway clarity? Yes—proper EQ and crossover control is what fixes “loud but messy” systems. Do I need this if I already have an amp? If you can’t tune correctly, yes. DSP is the missing control layer. Can GBS recommend settings? Yes—based on your exact bike, speakers, and amplifiers.Sale
Four Active Options
Standalone processors: the Rockford Fosgate DSR1 and the Hertz Audio S8 DSP, which is titled for motorcycle and powersports. Amplifiers with built-in DSP: the Diamond Audio NEO10001DSP 1000W RMS monoblock and the NEO12004DSP 1200W RMS 4-channel. A processor sets crossovers, EQ and time alignment, so pick it after you choose the speakers.
Rockford Fosgate DSR1
| DSR1 inputs and outputs | 4 balanced RCA, 4 high-level, 2 AUX RCA and 1 SPDIF coax in; 8 RCA out |
| DSR1 control and power | Bluetooth for control only; 9 to 16 VDC; behind-dash mounting |
| DSR1 environment | No marine or waterproof claim |
| DSR1 warranty | 1 year |
From the Rockford Fosgate DSR1 product page. Other processors are on their own pages.
Marine Use and Mounting
Rockford Fosgate makes no marine or waterproof claim for the DSR1, so mount it in a dry, protected location in the boat. Feed it from a marine radio and send eight outputs on to your marine amplifiers. For bikes, see Motorcycle Digital Sound Processors. Start a build consultation or call 864-334-6131.
Related Marine and Motorcycle Collections
Digital Sound Processors for Boats FAQ
Does the DSR1 have a marine rating?
No. Rockford Fosgate makes no marine or waterproof claim for the DSR1.
How many outputs does the DSR1 have?
8 RCA outputs.
How does the DSR1 connect to a phone?
Bluetooth, for control only, not audio streaming.
What power does the DSR1 need?
9 to 16 VDC.
Which listings are amplifiers?
The Diamond Audio NEO10001DSP monoblock and NEO12004DSP 4-channel amplifier, both with built-in DSP.
Need Help Choosing a Marine DSP?
Tell us about your boat or bike, the amplifier and the speaker locations, and a Garage Bagger Stereo specialist will help you pick parts that fit.