Audiovox ADUO-100-AUD - Silverline DUO for AUDI iPhone and iPod Integration: Connect any compatible iPhone or iPod for the best audio quality and continuous charging. Control your music and see whos playing on your radio screen. Internet Radio: Enjoy internet radio like Pandora, Livio, Slacker and iHeart. SIRIUS/AUX port: Connect a SIRIUS SC-C1 tuner, listen, enjoy all that satellite radio has to offer. Connect the optional AUX cable to the port to get a 3.5mm stereo jack. Review "Vehicle Compatibility Chart" for selection of kits for your vehicle. Professional Installation Recommended.