Premium Black 3.5mm FM Transmitter Car Kit with LCD For Apple iPhone, iPod, Sandisk Sansa, Microsoft Zune, Creative Zen, Sony Walkman MP3 Players Brand new non-OEM. Play your MP3 songs through car FM radio. Simply plug-in FM transmitter 3.5mm adapter into your MP3 player headset slot. Tune your car stereo to one of the 4 FM channels: 107.1 / 107.3 / 107.5 / 107.7 FM Transmitter is powered either by car cigarette adapter (included) or 2 AAA batteries (sold separately). Package include FM transmitter and car cigarette adapter.