Belkin TuneCast Auto with ClearScan for iPod, iPhone 1G, 3G Compatibility: iPod classic 4G, 5G, 5.5G, 6G; iPod nano 2G, 3G; iPod touch; iPhone Transmits audio wirelessly on multiple FM channels from 88.1MHz107.9MHz Attached auto power cord powers and charges your iPhone or iPod in the car ClearScan technology finds clearest frequency; PRO setting optimizes audio and boosts volume Includes line-out for use with car-stereo inputs or cassette adapter