Class AB Circuitry 2Ω Load Mono Capability Rated Power @ 14.4V Peak Power: 2400 Watts 4 x 125 Watts @ 4Ω Stereo 4 x 250 Watts @ 2Ω Mono 2 x 750 Watts @ 4Ω Bridged X-Over Slope: 12dB Bass Boost @ 45Hz Audiophile Grade Components High Efficiency Mosfet Design Variable high pass and low pass x-over Signal to Noise Ratio: >90dB Input Sensitivity: 285Mv-6v THD @ Rated Power: <0.5% QSINK Heat Management Systems Master Carton: 4