1. Receiving distance: 8-15 meters
2. Microphone type: single-point silicon microphone
3. Microphone sensitivity: 34db+/-3db
4. Battery capacity: 250mah 3.7V
5. Continuous working time: about 20 hours
6. Charging time: 2 hours
7. Static standby time: about 200 hours
8. Speaker impedance: 32 ohms
9. Speaker diameter: 30mm
10. Speaker sensitivity: 111+/-3db
11. Speaker output power: 15mw-30mw
12. Frequency response: 20hz-20khz
13. The earmuffs are soft and comfortable, and comfortable to wear
14. The microphone can be rotated by 330 degrees
15. Multiple noise reduction, clear call
16. Multi-function buttons, easy to operate
17. Point-touch charging base, easy to use, charging interface is Type-C
Specification:
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