Digital FM Transmitter with Auto Power Adapter & 30-Pin Connector for iPod

Charges iPod(R) while Broadcasting Songs through Your Car's FM Stereo
Choose Any FM Frequency for Cleanest Signal
Lock In Up to Ten of Your Favorite Stations with Memory Button
Pass-Through 30-Pin Connector Allows Use with Other iPod(R) Accessories
No Power Switch - Easily Plugs Into iPod(R)
60-Second Auto Off
No Batteries or Software Required
High-Stability Crystal Oscillator and Phase-Locked Loop Control