Fusion MS-IP600G, iPOD Dock/AUX/AM/FM/ Marine Stereo Receiver AM / FM Tuner, Internal iPod Dock, 1 RCA Auxiliary Input, 1 x stereo, 1 x subwoofer Line Output 70 Watts x 4 (max) High Output Efficiency and low battery drain through Class-D Amplifier technology, Unique internal dock for iPod, keeps your iPod waterproof, secure and protected Fully Adjustable Volume Control in all zones of the vessel. Have loud music in the cockpit & quieter music in the salon. User interface is intuitive & simple to use Large 2.7" FSTN Transflective Backlit LCD with adjustable brightness allows for accurate display of the iPod Complies with IPx5 Water Resistant Standards, includes full behind dash water protection. Engineered to withstand the harsh marine environment including salt spray, humidity and pounding seas