Catalog > Consumer Electronics > Power Supplies > Battery Chargers Promate Multi-functional FM Transmitter for iPhone USB Car iPhone iPod Battery Charger PMT TRIPMATE iPod/iPhone car charger with USB Port Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview Promate TripMate is a multi-function car FM transmitter with USB charging port for iPod/iPhone. Connects and charges the iPod/iPhone using the 30-pin dock while transmitting music to the car stereo system. Clear LCD display to show the radio station and frequency points option (87.6-107.9Mhz) for automatic open frequency option for transmission. Flexible arm for ultimate angled positioning comfort. Connect external audio devices using the 3.5mm jack for music transmitting ways. Built-in USB charging port adds to its rich features using it co charge any USB chargeable devices such mobile devices, MP3/MP4 players, etc.