wireless bluetooth v2.0 car kit mp3 player fm transmitter handswith double usb charging port

adjustable to any angle, and fit to all types of vehicles. full frequency fm transmitter. support led display, digital display. support line audio input. with power on / off switch ( usb direct connect ). support usb disk player. support mp3, wma format music. bluetooth answer, hang up, reject, redial calls and other functions. bluetooth stereo music play. echo cancellation and noise suppression ( cvc ) technology during a call. support dual usb output voltage, the maximum output 5v / 2a.