Play your iPod or MP3 player through this system that is built tough to withstand any off-road adventure.2 channel audio amplifier2 x 40 watt maximum power2 x 20 watt RMS4 Ohm - 8 OhmFrequency response 20Hz - 20KHz RCA audio input connectors Epoxy potted enclosure 7.5 Amp fuse in waterproof holder Waterproof (IPX5 rating)Corrosion resistant to ASTM B117RCA audio input connectors . Epoxy potted enclosure . 7.5 Amp fuse in waterproof holder . Waterproof (IPX5 rating)Corrosion resistant to ASTM B117 2 x 20 watt RMS 4 Ohm - 8 Ohm Frequency response 20Hz - 20KHz | Jensen and Voyager Bluetooth Amplifier