The Rockford Fosgate M2D2-10S is a premium 10-inch Color Optix™ marine subwoofer designed specifically for sealed enclosure applications in boats, UTVs, and powersports builds. It combines strong low-frequency output, customizable RGB lighting, and true marine-grade durability in a compact high-performance platform. Key highlights include Rockford’s Element Ready™ protection against water, UV exposure, salt spray, and vibration, along with integrated Deutsch™/Amphenol™ connectors and Color Optix™ RGB LED lighting compatibility using the PMX-RGB controller and RF Connect™ app. Key Features 10-inch marine/powersports subwoofer Dual 2-ohm voice coils (DVC) Switchable 1Ω or 4Ω impedance Optimized for sealed enclosures Color Optix™ RGB LED lighting Element Ready™ marine-grade design IPX6 water intrusion rating UV and salt-fog resistant materials VAST™ surround technology Integrated Deutsch™ connectors Stainless and sport grille inserts included VersaSwitch™ impedance selector Performance Specifications 400 Watts RMS 1600 Watts Peak Frequency response: 22Hz–250Hz Sensitivity: 83 dB @ 1W/1M Xmax: 13 mm Voice coil diameter: 2" Mounting depth: 4.70" Cutout diameter: 8.98" Recommended Enclosure Sealed enclosure only Recommended box volume: 0.5 cu ft – 1.25 cu ft