Listen to your iPod, or iPhone music through your car stereo with The Transmitter! The All In One FM Transmitter Car Kit is a 3 IN 1 FM transmitter. Just plug your iPod into it and plug it into your car's cigarette outlet. Tune both your car stereo and the transmitter to the same FM station and your iPods tunes will play over the car's stereo system. It's that simple. There's no need for adapters. The transmitter actually charged your device while plugged in so your device will never die!