PowerBass XMA-2400IR 1600W 2 Channel Full Range Class D Mini Car Audio High efficiency FRD (Full Range Digital) technology allows this amp to operate at well over 85% efficiency 4-ohm Power : 200 watts x 2, 2-ohm Power : 400 watts x 2, 4-ohm Mono Power : 800 watts x 1 High-Pass Crossover Freq (Hz) : 80Hz-350Hz Low-Pass Crossover Freq (Hz) : 25Hz-250Hz PowerBass is pleased to introduce our newest mini amplifier series, the Xtreme Mini Amplifier (XMA) Blue LED Logo Lighting