AIR31 True Wireless Bluetooth Headset TWS Earbuds

Product Description

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
9.Battery capacity of the storage box:200mAh
10.Transmission distance:>10M
11.Call time:About 5 h
12.Play time:About 5 h
13.Waterprof :IPX5
14.Charging time of headset:1h
15.Charging time of the Charging box:2h