Air 31 Earbuds

Product Specification:
1.Bluetooth specification:V5.3    2.Bluetooth Profile:A2DP,AVRCP,HFP, HSP
3.Working voltage:3.1V~4.2V    4.Charging voltage:5V-1A
5.Speaker specification：8mm*2    6.Frequency response:20Hz~20kHz
7.lmpedance:32Ω    8.Battery capacity of the headset: 40mAh
10.Transmission distance:>10M    9.Battery capacity of the storage box:200mAh
11.Call time:About 5 h    12.Play time:About 5 h
13.Waterprof :IPX5    14.Charging time of headset:1h

Products include
1 * One pair of Bluetooth headsets
1 * Charging box
1 * Charging cable