1. Bluetooth version: 5.0
2. Transmission distance: 10 meters
3. Battery capacity: 650MA
4. Function: Voice over IP: Support
5. Music playback: support for devices with Bluetooth
6. One for two functions: not supported
7. Voice prompt: English
8. Support Line-in: support
9. Standby theoretical time: up to 1000 hours
10. Call theory time: up to 25 hours
