1. Bluetooth version: 5.3
2. Transmission distance: about 10m
3. Battery capacity: 200mAh
4. Charging port: Type-C/USB-C
5. Use time: about 30h
6. Standby time: about 300h
7. Charging time: about 20min
8. Impedance: 32ohm
9. Frequency: 20Hz-20KHz
10. Sensitivity: 85dB/mW
11. Waterproof rating: IPX 5
12. Weight: about 14g
13. Size: approx. 7.5 x 4.5 x 1cm

Features:
1. Caller voice announcement, the headset can clearly identify the calling party number, the call is more convenient to connect, safer driving
2. Built-in dual noise reduction system, intelligent noise filtering, reduce interference when talking, so that communication is clearer
3. Hanging ear design, comfortable to wear, firm and not easy to fall
4. Semi-ear low wear, better sound transmission, more clearly hear the sound of the surrounding environment, making driving safer
5. LED LCD digital display, easy to understand the power usage
6. Tight design, effective prevention of rain and sweat erosion, using easy-to-clean material
7. Bluetooth 5.3 chip, stable transmission without lag, low latency
8. Button design, to prevent accidental touch