Griffin Technology iTrip FM Transmitter for iPod (White) Uses any frequency form 87.7 to 107.9 High stability crystal oscillator, phase-lock loop control Compatible with iPod 3G, 4G, 5G, nano 1G, 2G, 3G, iPod classic and touch Compatibility: iPod nano (1G and 2G), iPod mini, 3G iPod, 4G iPod with click wheel, iPod Color, iPod Video