Specs: Amplifier, Audio line-in, Speakers input, Speakers output, DC power input, 60 Watt - 4 Ohm - THD 0.09 % - 4 channel(s), 75 Watt - 2 Ohm - 4 channel(s), 150 Watt - 4 Ohm - 2 channel(s), 800 Watt