- Support Bluetooth handsfree calls with built-in microphone， safe and convenient
- Support noise reduction， full-duplex transmissions technique
- Support caller identification
- Support mobilephone A2DP audio streaming， playing high-quality music directly after bluetooth connection
- Support automatically pairing back your phone after turning on
- USB port output 5V / 2100mA
- Support FM transmitting frequency from 87.5MHz - 108.0MHz
- Support volume control， song switching
- Plug it into car cigarette lighter socket， it will display the car voltage when start the car， and monitor the car battery in any time
- Range: 5m
- Voice broadcast in Chinese