Griffin 9757-IKAROKE iKaraoke Microphone for iPod Vocal elimination switch reduces lead vocals from the currently playing track, leaving the background music nd backing music Send audio from your iPod to your stereo in either of the two different ways:wirelessly via FM transmission or through standard audio cables Pause music, scan forward or backward with the current track, or skip tracks forward and backward using the ikaraoke navigation buttons Buttons for play/pause, forward or reverse, and turn on/off vocals Works with iPod 4G, 5G with video, nano 1G and 2G, and mini