JOHN IAN Headphone New foldable Bluetooths V 5.0 Stereo
Hands-free High Quality
1. Driver: 40 mm
2. Impedance: 32 OHM
3. Bluetooth verson:Bluetoothv 5.0
4. Bluetooth use frequency band: 2.4 GHz
5. Power level: Class II
6. Bluetoothdistance: 10 meters barrier-free
7. Frequency response: 20-20000 hz
8. Powerful noice cancellation cicuit ( active noice reduction)
9. Charging time is about 2 hours ( power indicator charging: red light is on, full charge: red light is off and blue light is on)
10. The call time is about 8-10 hours
11. Music time is about 8-10 hours
12. Standby time is about 120 hours
13. Battery Capasity 250 MAH + Protection board
14. Charging power supply: complative with Android, Apple, Microsoft, Saipan system 99% of mobile phones with Bluetooth function