1. Wired + wireless dual use, Bluetooth 5.0, stable signal connection
2. Built-in microphone intelligent noise reduction, clear calls
3. Fully wrapped earmuffs design, airtight, no leakage, anti-protein leather material, comfortable and breathable to wear
4. Environmentally friendly rubber head beam, light and flexible, flexible
5. Adopting folding structure design, easy to store and easy to carry
6. Battery capacity: 460mAh
7. Speaker: 32 Euro x2
8. Charging voltage: 5V
9. Bluetooth version: V5.0+EDR
10. Transmission distance: 10M
11. Working voltage: 3.7V
12. Frequency response: 80Hz-20KHz
13. Signal to noise ratio: 85~100db
14. Talk time: 8h
15. Playing time: 10h
16. Charging time: 2.5h
17. Standby time: 300h
18. Dimensions: 174x90x196mm