All In One Kit FM Transmitter for iPhone 4,iPod,MP3 1.Made ... :5V,1A 3.Work for iPhone 4,iPod,MP3 All in one KIT FM TRANSMITTER FOR IPHONE 4 IPOD Nano MP3 Features ... . Remote Control 4. Cigarette Lighter Power Supply Mode 5. Supports portable iPhone 3G/3GS, iPod Nano1~5G, iPod Video, iPod Classic ...