Planet Audio TRQ1.4000D Torque 4000-Watt Monoblock Class D 1 to 8 Ohm Stable Monoblock Amplifier with Remote Subwoofer Level Control 4000 W MAX Power, 1 Channel 3000 W X 1 RMS @ 1 ohm 1500 W X 1 RMS @ 2 ohm 750 W X 1 RMS @ 4 ohm 6000 W X 1 RMS Strapped Bridged Power @ 2 ohm Monoblock Class D, MOSFET Power Supply Low Level Inputs, RCA Pre-amp Outputs Variable Low Pass Crossover, Variable Bass Boost and Variable Subsonic Filter and Switchable Phase Control Remote Subwoofer Control Blue Illuminated Planet Audio Logo 6 Year Platinum Dealer Warranty