Car Integration System Kit Module Radio Adapter iPod iPhone Auxilary Interface for Toyota *Vehicles with Navigation must use a splitter cable to operate the navigation function. Enables shuffling songs, switching between tracks, playlists, and adjusting a volume from a head unit Charges iPod/iPhone (including 3G and 4G) 12v and 5v output IMPORTANT NOTE: Model numbers WT-IPD1 and DH-IPD1 are the same Allows operating iPod using car stereo buttons or steering wheel controls Integrates iPod/iPhone (iPod 4th Gen onwards, Classic, Mini, Nano, Touch, iPhone 2G/3G/3GS/4G/4S) into car audio system