1. Material: ABS/PP/silicone
2. Transmission range: 15m
3. Sound channel: mono
4. Bluetooth protocol: 5.0
5. Plug type: USB
6. Standby time: about 60 days
7. Endurance: about 8 hours
8. Battery capacity: 110mAh
9. Charging compartment capacity: 300mAh
10. Use mode: hanging ear type
11. function: call function, support music
12. Wireless transmission, stable connection without delay.
13. Built-in CVC noise reduction system, clearer sound quality for calls
14. Support the simultaneous connection of two devices, intelligent and convenient.
15. Ergonomic design, comfortable to wear, no pressure on the cochlea.
16. Support three languages voice control, multi-angle rotation, etc.