C2G/Cables to Go 35527 FM Transmitter and DC Car Charger for iPhones and Select iPods Transmission range: 87.9 - 107.9 MHz (interval .1 MHz) Compatible with iPhone 3G or iPhone 3GS, Fourth and Fifth Generation iPod Nano, 120 or 160 GB iPod Classic, or Second and Third Generation iPod Touch. Includes one iPod-compatible FM transmitter and one DC car charger You can easily play and listen to your iPod's music library over your car or home stereo The digital display with its wide transmission range make it easy to choose a frequency that works best.