Product DescriptionThis product is a special Bluetooth car charger that can switch the call to the hands-free state via the professional Bluetooth module as long as the mobile phone is provided with the Bluetooth function. When the call is finished、 it will be switched to the music play automatically. 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 enjoying music. Product Features:1:LED display window2: Bluetooth hands-free talking3: Bluetooth stereo music play4: Call Echo Cancellation and Noise Reduction (CVC) technology5: Dual USB output. total output 5V/3.1A6: Bluetooth stereo and FM Transmitter7: Automatic memory function of power failure frequency point Package Includes: 1x Bluetooth Car Charger 1*User manual