Pyle PLMRMP3B 800W 4-Channel Waterproof Micro Marine Amplifier Amp Stereo Pyle PLMRMP3B 800 Watt 4 Channel Waterproof Micro Marine Amplifier Amp Stereo 4 x 100 Watts RMS at 4 Ohms 4 x 300 Watts RMS at 2 Ohms 4 x 200 Watts Max at 4 Ohms Fuse: 10A