Variants
The Rockford Fosgate M1 10" DVC 4Ω Color Optix™ Marine Subwoofer delivers tight, punchy bass that performs well in open-air and under-seat marine installations; it sounds strong out of the box but benefits from an enclosure and careful placement for broader coverage.
Buyer confidence
82%Highlights
- 2-Year Warranty
- 100% UV Stable ASA plastic frame & grille design stands up to harsh marine environment
- Santoprene VAST Surround
- VAST vertical attach surround technique increases effective radiating cone area up to 25%
Key specs
Full specs- Voice Coil Type
- Dual Voice Coil
- Size
- 10"
- Nominal Impedance (Ohms)
- 2-Ohm or 8-Ohm Switchable
- Frequency Response
- 20 Hz - 750 Hz
- Power Handling (Watts RMS)
- 300 Watts RMS 1200 Watts PEAK
- Voice Coil Diameter
- 2" (50mm)
- Magnet Weight (oz)
- 47.70 oz. (1.35 Kg)
- Fs (Hz)
- 37
Key specs
Full specs- Voice Coil Type
- Dual Voice Coil
- Size
- 10"
- Nominal Impedance (Ohms)
- 2-Ohm or 8-Ohm Switchable
- Frequency Response
- 20 Hz - 750 Hz
Highlights
Overview- 2-Year Warranty
- 100% UV Stable ASA plastic frame & grille design stands up to harsh marine environment
- Santoprene VAST Surround
Review highlights
Based on customer reviewsRockford Fosgate M1 10-inch DVC 4Ω Color Optix Marine Subwoofer — tight, punchy bass
The Rockford Fosgate M1 10" DVC 4Ω Color Optix™ Marine Subwoofer delivers tight, punchy bass that performs well in open-air and under-seat marine installations; it sounds strong out of the box but benefits from an enclosure and careful placement for broader coverage.
What buyers praise
- Punchy, hard-hitting bass
- Fills cockpit/open-air spaces when mounted appropriately
What to watch for
- Bass output is limited if used without a proper enclosure
Overview
The M1D4-10B is a 10" dual-voice-coil (DVC) 4-ohm marine subwoofer from Rockford Fosgate’s Color Optix™ series. It combines bass performance with marine-grade construction and integrated lighting capability.
Best for
- Boaters and marine audio enthusiasts wanting deeper bass in a saltwater environment
- Systems that need configurable impedance via a VersaSwitch™
- Installations that will use Color Optix™ lighting controlled by the PMX-RGB controller and RF Connect App
Key points
- 10" dual-voice-coil (DVC) 4Ω subwoofer
- Color Optix™ lighting compatibility (requires PMX-RGB controller and RF Connect App)
- Element Ready™ design built for water, salt, and UV exposure
- Integrated Deutsch™ / Amphenol™ connections for marine plug-and-play connectivity
- VersaSwitch™ to change impedance between 2 and 8 ohms
- Tested to marine standards: IPX6 water intrusion rating, IP67 certification noted, Klippel verified, ASTM and ISO testing referenced
Fit and use
Designed for marine environments and to integrate with Rockford Fosgate’s Color Optix ecosystem via its Deutsch/Amphenol connectors. Use the VersaSwitch™ to set impedance to match system requirements. Lighting control requires the PMX-RGB controller and the RF Connect App.
What to know
This item is sold individually; quantity reflects one subwoofer. Color Optix lighting requires the PMX-RGB controller and the RF Connect App for configuration and control. Element Ready™ construction and multiple testing standards are intended to improve durability in marine conditions; ensure component placement suit…
Key features
- 2-Year Warranty
- 100% UV Stable ASA plastic frame & grille design stands up to harsh marine environment
- Santoprene VAST Surround
- VAST vertical attach surround technique increases effective radiating cone area up to 25%
- Vented motor design with water-repelling nano coated mesh screen
- Fully insulated silicone tinsel leads
- Ultra-bright wide-angle RGB LEDs provide rich, reliable illumination
- Industry’s first molded in-frame connectors for simple connectivity in addition to conventional spade terminals
- Integrated Deutsch™/Amphenol™ connectors make wiring connections simple and error proof
- VERSA impedance switch quickly allows series or parallel configuration without additional wiring
- 2" (50mm) High Temp Kapton™ Woofer Voice Coil Former
- Linear Synthetic Fiber Blend Spiders
More info
Manufacturer details
The M1D4-10B Color Optix™ 10” DVC 4-Ohm subwoofers deliver loud, clear, accurate bass, and light the way for your journey! Sold individually (1 each).
Color Optix™: Adjust your own bright, wide, and limitless lighting experience with the Rockford Fosgate Color Optix™ plug-and-play controller (sold separately) and App.
Element Ready™: Purpose Built for the Marine Environment, Rockford’s Element Ready™ products are built to stand up to Water, Salt, and UV rays, making sure your subwoofers stand the test of time.
True Marine Ecosystem: Integrated Deutsch™ / Amphenol™ connections provide industry leading marine plug-and-play connectivity and flexible install options.
Color Optix™: Requires PMX-RGB controller and RF Connect™ App
Color Optix™ Speakers | Launch
Color Optix™ Speakers | Overview
Color Optix™ Controller | Overview
Additional details
The M1 series of Element Ready™ subwoofers are designed to pair with the Rockford Fosgate Color Optix™ Controller and RF Connect App through its Deutsch™ and Amphenol™ connectors integrated into the basket. This combined with their IP67 certification make these speakers Element Ready™ and truly purpose built for marine applications. To compliment the plug and play connectivity and streamline installation, M1 subwoofers are equipped with a VersaSwitch™ to make changing impedance between 2 and 8 ohms as easy as flipping a switch.
Technologies

Element Ready™ | Subwoofers
All components are protected against harsh outdoor elements like Dust, UV, Temperature, Water, Corrosion &

ASTM B117 Testing
ASTM B117 500Hr Salt/Fog Testing Standards

Klippel Verified
To adorn the ‘Verified with Klippel’ mark, the qualifying company’s loudspeaker engineering personnel must be

ASTM G154 Testing
ASTM G154 500Hr Accelerated UV testing

IPX6 Water Intrusion Rated
A device with a level 6 water resistance rating can survive strong water jets projected by a 12.5mm nozzle at any

ISO60068-2-64 Vibration Testing
ISO60068-2-64 Vibration testing standards ensure the product is durable and can withstand vibrations found on

VAST Surround - Marine
Rockford Fosgate's proprietary surround technique, VAST, provides up to a 25% increase in the speakers effective

VERSA Switch
Allows you to easily configure a 2Ω Dual Voice Coil subwoofer into 1Ω / 4Ω or a 4Ω DVC sub into 2Ω / 8Ω with the
Specs
Specifications
| Voice Coil Type | Dual Voice Coil |
| Size | 10" |
| Nominal Impedance (Ohms) | 2-Ohm or 8-Ohm Switchable |
| Frequency Response | 20 Hz - 750 Hz |
| Power Handling (Watts RMS) | 300 Watts RMS 1200 Watts PEAK |
| Voice Coil Diameter | 2" (50mm) |
| Magnet Weight (oz) | 47.70 oz. (1.35 Kg) |
| Fs (Hz) | 37 |
| Re (Ohms) | 7.5 |
| Le (mH) | 3.87 |
| Sd (cm2) | 394.1 |
| Qms | 7.23 |
| Qes | 0.51 |
| Vented Box Volume (Vb) | 1.45 cu. ft. (41.06 Liters) |
| Sealed Box Volume (Vb) | 1.1 cu. ft. (31.15 Liters) |
| Qts | 0.47 |
| Vas | 39.3 |
| SPL (dB @ 1w/1m) | 91.5 |
| Xmax (mm) | 7.0 |
| Woofer Displacement | 0.10 cu. ft. (2.80 Liters) |
| Speaker Connector | Deutsch™ |
| Cutout Diameter | 8.90 in. (226 mm) |
| Mounting Depth | 4.23 in. (107.4 mm) |
| Shipping Weight | 8.6 Lbs. (3.9 Kg) |
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Installation resources
Wiring diagrams
Support
Return Authorization
If you bought this product from Onkar Electronics, use the Contact Us page on the Onkar Electronics website and we will help with return authorization and warranty support. If you purchased it from another dealer, contact that authorized dealer first for return assistance.
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