KAC-6404 4/3/2 Channel Power Amplifier CEA-2006 CompliantLow-pass FilterHigh-pass FliterLine outSpeaker level InputDie-Cast Aluminium Heat Sink Key Features Aluminum die cast heat sink Power MOS-FET switching power supply 500 Watts max Output Power 2Ω Load Capability Built-in Low-pass filter Built-in High-pass filter Speaker level input