CTA Digital i-Cruise FM Transmitter Dock for iPod/MP3 Players (White) Built in 13 channel Digital FM transmitter Built-in car charger for all iPods with dock connector, including the 20GB, 30GB, 40GB, 60GB, (3G - 5G) mini and Video. Universal cradle securely holds your iPod or other MP3 players Includes audio cable to connect other audio devices