Rockford Fosgate M2D4-10I 10" DVC 4-Ohm Color Optix™ Infinite Baffle Marine Subwoofer

Overview

Big bass. No box required.

The Rockford Fosgate M2D4-10I is a 10" infinite baffle marine subwoofer built to deliver strong, clean low-end without taking up space with an enclosure. Perfect for clean installs where room is limited.

What It Is

A free-air (infinite baffle) marine subwoofer.

• 10" subwoofer
• Dual 4-ohm voice coils
• Designed for infinite baffle applications
• Part of the Color Optix™ lineup

Built to mount directly into a panel—no enclosure needed.

Performance

Strong, controlled low-end.

• 400 Watts RMS / 1600 Watts Peak
• Designed for open-air mounting
• Clean bass response without enclosure coloration

This hits harder than smaller subs while still keeping install simple

What Makes It Different

Built for space-saving installs.

• Infinite baffle design → No box required
• Dual 4Ω voice coils → Wire to 2Ω or 8Ω
• VAST surround → Increased cone area for more output
• Designed specifically for marine mounting surfaces

Perfect when you want bass without giving up storage

Lighting & Integration

Part of the Color Optix ecosystem.

• Integrated RGB lighting
• Compatible with Rockford Color Optix controller & app (Sold Separately)
• Wide-angle LED output

Built for the Elements

Made for outdoor use.

• Element Ready™ design
• UV-stable materials
• Water and corrosion resistant construction
• Built to handle sun, spray, and vibration

What It’s Best For

• Boats without room for subwoofer enclosures
• Free-air / infinite baffle installs
• Clean factory-style integrations
• Systems needing strong bass without bulk

What’s Included

• M2D4-10I Subwoofer
• Mounting Hardware

Specifications

Size:

• 10"

Power Handling:

• 400 Watts RMS / 1600 Watts Peak

Impedance:

• Dual 4Ω (2Ω or 8Ω capable)

Mounting Type:

• Infinite Baffle (Free-Air)

Voice Coil:

• Dual Voice Coil

Q: Do I need a box for this sub?
A: No—this is designed specifically for free-air installs.

Q: Where does this typically go?
A: Panels, bulkheads, or other sealed mounting surfaces.

Q: Is this better than a boxed sub?
A: Different use case—this is the best option when space is limited.

Note

• Requires proper infinite baffle mounting surface
• Not designed for sealed or ported enclosures