This product is a special Bluetooth car charger that can switch the call to the hands-free state via the professional Bluetooth modules as long as the mobile phone is provided with the Bluetooth function. It can also send the music in your phone to your car sound wirelessly. You can enjoy the music and answer the call in hand-free mode without refitting your car, which ensure the driving safety while Inc enjoying music. Features Support Bluetooth hands-free phone calling via its built-in microphone.Support A2DP function. Music will be played directly while the mobile phone is connected.Built-in dual USB 5V / 4.1A output, 2A USB port support smart charging, it is available for charging most kinds of devices in car.LCD display of frequency and voltage.English voice number prompt.Support SD/TF memory card and USB flash drive (1A USB port) reading, can play music files on MP3/WMA/APE/FLAV/WAV format.With a support of FM channels, this car MP3 wireless FM transmitter lets you take a break from your regular music.Plug the MP3 player into cigarette lighter of your car directly, easy to use and carry

• Support Bluetooth hands-free phone calling via its built-in microphone.
• Support A2DP function. Music will be played directly while the mobile phone is connected.
• Built-in dual USB 5V / 2A output, 2A USB port support smart charging, it is available for charging most kinds of devices in car.
• LCD display of frequency and voltage.

• English voice number prompt.
• Support SD/TF memory card and USB flash drive (1A USB port) reading, can play music files on MP3/WMA/APE/FLAV/WAV format.
• With a support of FM channels, this car MP3 wireless FM transmitter lets you take a break from your regular music.
• Plug the MP3 player into cigarette lighter of your car directly, easy to use and carry.