KAC-8406 4/3/2 Channel power amplifier CEA-2006 CompliantLow-pass FilterHigh-pass FliterBass Boost CircuitCooling FanSpeaker level Input Key Features 4/3/2 Channel power amplifier 900 Watts max Output Power 2Ω Load Capability Cooling Fan Built-in variable low-pass filter Built-in variable high-pass filter Bass Boost function Signal Sensing Turn-on Speaker level input Amplifiers XH901-5Class D Five Channel Power AmplifierXH401-4Class D Four Channel Power AmplifierX801-5Class D Five-Channel Power AmplifierX301-4Class D 4-Channel power AmplifierX501-1Class D Mono Power amplifierKAC-9106DMono power amplifierKAC-84064/3/2 Channel power amplifierKAC-PS704EXPerformance Standard Serie 4/3/2ch Power AmplifierKAC-PS702EXPerformance Standard Serie Stereo Power AmplifierKAC-PS404Performance Standard Serie 4/3/2ch Power AmplifierKAC-6104DClass D mono power amplifierKAC-M1804Compact 4-Channel Digital Amplifier