Introduction：
Headset type: TWS bluetooth headset
Loudspeaker size: 10mm
Sensitivity: 95±3db
Impedance: 16Ω
Frequency response range: 20HZ~20kHz
Bluetooth version: Jerry 5.2
Headphone battery specifications: 35MAH*2
Battery capacity of charging box: 350mAH
Receiving distance: 10M
Singing time: 4H
Weight: 34g