Toyota iPod iPhone Car Integration System Kit Module Radio Adapter Interface Note-Please note Installation Instructions is in Product Description below. Unit does not include installation guide; Please email if one is needed Charges iPod/iPhone (including 3G and 4G) 12v and 5v output Integrates iPod/iPhone (iPod 4th Gen onwards, Classic, Mini, Nano, Touch, iPhone 2G/3G/3GS/4G/4S) into car audio system Enables shuffling songs, switching between tracks, playlists, and adjusting a volume from a head unit Allows operating iPod using car stereo buttons or steering wheel controls