Kenwood KAC-M3004 4ch Marine Amplifier 600W Peak 4 X 75W RMS @2 oHmKenwood KAC M3004 General FeaturesRMS POWER Output 4: 50W x 4RMS POWER Output 2: 75W x 4RMS POWER Output Bridged: 150W x 2Dimensions(WxHxD): 165mm x 45mm x 99mmSingal Sensing Turn onConformal Coating *1 *1: Do not install the unit in a spot exposed to direct sunlight or excessive heat or humidity. Also avoid places with too much dust or the possibility of water splashing. Title Compact 4 Channel Digital AmplifierAmplifier Type Class DMaximum Power