Features: Adjustable to any angles、 and fit to all types of VehiclesFull frequency FM transmitterDigital DisplaySupport Line audio OutputWith power off swith (USB direct connect)Support U Disk PlayerSupport MP3、 WMA format musicBluetooth answer hang up、 reject、 redail calls and other functionsBluetooth Stereo music playEcho Cancellation and moise suppression(CVC) technology during a callSupport dual USB output voltage、 the maximum output 5V / 2AAutomatic power-off memory function Specifications:Compatible with:iPhone 6 6Plus 5s 5c 5 4s 4 3gsSamsung Galaxy S5 S4 S3 S2 Note 4 3 2 A SeriesHTC One M7 M8 M9 What is included: 1 x Bluetooth FM transmitter Car Charger1 x Audio cable1 x Manual