Boss AR1600.4 1600W 4-Ch Car Amplifier + Remote + 2.0 Farad Capacitor + Amp Kit 160 Watt x 4 Channel @ 4 Ohm RMS Power 400 Watt x 4 Channel @ 2 Ohm Max Power 800 Watt x 2 Channel @ 4 Ohm Max Bridged Power 1600 Watt Max MOSFET Power