View this article at: http://dev.macnn.com/articles/07/08/14/audi.offers.iphone.option Tuesday, Aug 14, 2007 5:20pm Audi offers full iPhone int... Auto manufacturer Audi has unveiled a new optional Music Interface for its A5, A6, A8, and Q7 cars that allow owners to fully integrate Apple's iPhone into the vehicle for hands-free calling and music playback. The mobile phone support offered by Audi allows users to accept or reject a call, and displays signal strength as well as the provider's name in addition to transferring the telephone directory stored on the iPhone in their respective categories -- "Work," "Home," and "Mobile." The Audi Music Interface also supports playing music on-the-go, allowing users to navigate through songs by artist, track title, playlists, and genre.