Marine amplifier delivers 2 x 100 Watts RMS at 4 Ohms, 2 x 200 Watts Max at 4 Ohms, 2 x 300 Watts RMS at 2 Ohms.Power protection circuitry with anti-thump turn-on and soft turn-off to protect your speakers.Accepts RCA line inputs and includes a 3.5mm-to-RCA adaptor so you can plug in your MP3 player or iPod easily.Also accepts standard high- and low-level inputs from marine head units.Includes wired remote control for adjusting volume gain This 2-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.