Made In China Headset Wireless Specifically For Cross-Border headphone

1. Drive: 40mm
2. Impedance: 32 OHM
Bluetooth version: Bluetooth V5.0
4. Bluetooth frequency band: 2.4ghz
5. Power level: CLASS II
6. Bluetooth range: barrier-free 10 meters
7. Frequency response: 20-20,000 Hz
8. Have A2DP/AVRCP high quality stereo audio transmission and remote control protocol
9. Charging time is about 2 hours
10. Talk time is about 10-12 hours
11. Music lasts about 10-12 hours
Standby time is about 120 hours
13. Battery capacity is 250MAH
14. Charging power: DC5V power [round port] (COMPUTER USB port, mobile phone charger, car charger)