Bluetooth Car Kit FM Transmitter Wireless Radio Adapter USB Charger Mp3 Player Features:Fast and Intelligent Charger:. It is able to charge devices fast. It will automatically adjust output based on the device you have Music Player and FM Transmitter: The Car FM Transmitter is able to play the musics on your phone via FM radio or Aux-in port. It supports MP3, WMA, WAV and FLV. With TF card slot and USB port, it is also able to play and transmit music files from TF card or USB drive. Hands Free Calling: Simply pair this car transmitter with your phone. You will be able to answer/reject/end calls easily. Hands free function lets you drive safely Great compatibility: Compatible with all bluetooth-enabled devices, such as iPhone, Ipad, Samsung, LG, HTC smartphones, tablets, etc. Noise Reduction Technology: With CVC technology, this car FM transmitter provides you with clear phone calling and let you enjoy beautiful music. It also supports A2DP (Advanced Audio Distribution Profile).