Bluetooth Version：JL 5.0
Earphone Battery:30mAh*2
Charging case capacity:250mAh
Distance:About 10M
Talking Time:about 4 hours
Charging Time for the earphone:about 1 hours
Charging Time for case:about 1.5 hours
Impedence: 32Ω±15%
Frequency Response: 20~20KHz
Sensitivity: 105db±3db
