Earphones with Bluetooth R22 Wesdar

Bluetooth eaphone

Chip model:CSR

Bluetooth version:4.1

Battery capacity:55mAh

Music time:3-5hours 

Stand by time:100hours

Transmission power:class 2

Transmission frequency:2.4GHz

Special function:Magnet switch Built in DSP audio processing system well eliminate the noise and echo of the call, calls remain clear.