The Harmon/Kardon HK 3490 is a 2 Channel Stereo Receiver. It has a Stereo mode power of 120W per channel with a bandwidth of 20Hz to 20kHz. The HK 3490 features four composite video inputs and one composite video output. It also has an XM Ready Tuner, AM and FM Tuner and Ipod connectivity for audio and video playback.