2 x 1250 Watts RMS @ 4 Ohms 2 x 2500 Watts Max @ 4 Ohms 1 x 5000 Watts Max @ 4 Ohms idged 2 x 2100 Watts @ 2 Ohms RMS MOSFET Automatically Switches to Maintain Rated Power Over a Wide Range of Battery Voltages Stiffly Regulated PWM-Type Power Supplies Variable Input Level Controls for Each Pair of Cannels Variable High Low Pass Crossover Controls High-Efficiency, Heavy Aluminum Heatsink Remote Subwoofer Bass Control Electronic Crossover Network Bass Boost Circuit idgeable at 4 Ohms 2 Ohm Stereo Stable Silver RCA Inputs Line Outs for Left Right Channels Power Protection LED Indicators Advanced Protection Circuitry Soft Turn On/Off Frequency Response: 10 Hz-40 kHz S/N Ratio:95 dB Fuse: 40A x 3 Dimensions: 10.25"W x 2"H x 23.03"L