J-DEAL Car Kit MP3 Wireless In-Car Bluetooth FM Transmitter Radio Adapter Handsfree Car Kit with Car Mp3 Player,Music Control and Hands-Free Call With USB Car Charger (White Line) Bluetooth Handsfree mobile phone charging. Let the phone in the car never off echo cancellation and noise during a call processing (cars with speeds of up to 100 yards, the use of Bluetooth phone no echo) Stereo Bluetooth and FM transmitter technology support TF card