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Product details of M27 Tws Wireless Earbuds Touch Control Waterproof Sports Gaming Headphone In Ear M27 Earphones With Powerbank.
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.Impedance:320
8. Battery capacity of the headset: 50MAH
9. Battery capacity of the storage box:2000MAH
10.Transmission distance:>10-20M
11.Call Play time:About 4-6 h
12.Charging time of headset:1.5h
13.Charging time of the Charging box:2h
