Skar Audio RP-1500.1D Monoblock Class D MOSFET Amplifier with Remote Subwoofer Level Control, 1500W Mosfet monoblock power amplifier Remote subwoofer level control included Max power @ 1 ohm : 2,300 watts RMS power @ 1 ohm : 1,500 watts Class d circuitry, stable at 1 ohm