BOSS AUDIO AR3000D Car Amplifier - 3000 Watts, 1/2/4 Ohm Stable, Class D, Monoblock, Remote Subwoofer Control 3000 W MAX Power @ 1 Ohm x 1 Channel 1500 W MAX Power @ 2 Ohm x 1 Channel 750 W MAX Power @ 4 Ohm x 1 Channel Low Level Inputs, RCA Pre-amp Outputs, Switchable Phase Control Variable Low Pass Crossover, Variable Bass Boost, Variable Subsonic Filter Remote Subwoofer Control Dimensions: Depth 12.3 x Width 6.5 x Height 2.6 6 Year Platinum Online Dealer Warranty