Specs: Amplifier, Audio line-in, Speakers output, 75 Watt - 4 Ohm - 12.6V DC - 2 channel(s), 135 Watt - 2 Ohm - 12.6V DC - 2 channel(s), 275 Watt - 4 Ohm - 12.6V DC - 1 channel(s), 375 Watt - 2 Ohm - 12.6V DC - 1 channel(s), 100 Watt - 4 Ohm - 14.4V DC - 2 channel(s), 175 Watt - 2 Ohm - 14.4V DC - 2 channel(s), 350 Watt - 4 Ohm - 14.4V DC - 1 channel(s), 500 Watt - 2 Ohm - 14.4V DC - 1 channel(s)