150 watts @ 8 Ohm, 225 watts @ 4 Ohm Class D Digital Amplifier RCA and 1/8” Stereo Inputs Mixes audio when both inputs are connected and live Stereo and Mono/Bridge Modes Automatically goes into standby after 5 minutes of inactivity Source Sensing to come out of standby when a connected source begins to play AC 115/230V IN