JBL On Stage III Portable Speaker Dock with Remote for Apple iPod, Black Remote Control Included - The JBL On Stage III IR remote has several modes of operation. The system uses six AA batteries and allows up to 12 hours of continuous play at normal listeing levels. The proprietary compession technology ensures clear, accurate sound at high output levels. Touch controls let you easily adjust volume and settings, browse songs and playlists on your portable audio player, access photos and change tracks Compatible with all docking version of the iPod, including the iPod Touch, iPod Classic, and iPOd Nano G3.