Bluetooth Car charger BC43
1. Support full FM frequency: 87.5-108MHZ
2. Support automatic power-off memory
3. Support QC3.0 Charging (USB1+USB2,total 4A) 
4. Support LCD color display
5. Support U disk  / TF card music play
6. Support bluetooth answering, reject, hang up, redial functions.
7. Private call
8. Support Aux input
9. Support Siri /google voice assistant function
10. Support selecting folder to play
11. Real-time car battery voltage detection