This product is blue‎-tooth car charger mp3 player for vehicle ‎.‎

Adapting professional‎-grade high‎-performance bluetooth module ‎,‎built‎-in mp3/wma decoder chip make it capable of playing the music files in u disk‎,‎firing into the car stereo via wireless‎.‎

Besides‎,‎ during the bluetooth connecting‎,‎ play the phone’s music and FM transmitter to Car Audio‎,‎ perfect ‎,‎as the calls incoming automatically switches to the speaker state‎,‎ call end then automatically back the musicplayer‎.‎