This 4-channel waterproof MP3/iPod marine amplifier is a powerful addition to your marine audio setup. It pushes 200 watts maximum on each of the two channels for a bone-rattling power that's basically unmatched. It takes RCA line inputs and includes a 3.5mm-to-RCA adaptor so you can plug in your MP3 player or iPod easily. Also takes standard high and low level inputs from a marine head-unit. Comes with a wired remote control for volume gain. For safety, this amp is equipped with power protection circuitry and soft turn on/off prevents damage to your speaker equipment.