KAC-6203 High Quality 2-channel Power Amplifier Low-pass FilterLine outSpeaker level InputDie-Cast Aluminium Heat Sink Key Features High Quality 2-channel Power Amplifier Built-in Low-pass Filter Maximum Output Power 600W Aluminium Die-casting Heat Sink Amplifiers KAC-M1814Compact 4-Channel Digital AmplifierXH901-5X-Series, 5-Channel Class-D Power AmplifierXH401-4X-Series, 4-Channel Class-D Power AmplifierKAC-PS704EXPerformance Standard Serie 4/3/2ch Power AmplifierKAC-PS404Performance Standard Serie 4/3/2ch Power AmplifierX802-5X-Series, Class D 5-Channel Power AmplifierX302-4X-Series, Class D 4-Channel Power AmplifierX502-1X-Series, Class D Mono-Channel Power Amplifier