1. FM FM transmitter 

2. The headset has a long battery life and convenient charging 

3. Power on automatically boot 

4. Line audio input 

5. Support the use of U disk to play music 

6. Support MP3/WMA music format 

7. Can be hands-free through Bluetooth one-touch, can also bring a private call with headphones 

8. Bluetooth stereo music playback, can be transmitted to the car stereo through fm, you can also enjoy clear music 

9. Call echo cancellation and noise reduction (CVC) technology 

10. USB output voltage, can provide voltage up to 5V/2.5A to other devices 

11. Automatic memory function for power failure frequency 

12. Car battery voltage display