i7s TWS Wireless headphones Bluetooth 5.0 Earphones sport Earbuds Headset With Mic For all smart Phone Xiaomi Samsung Huawei LG Note: This product does not have a retail package box! ! !
1. listening to the song correct, support songs and call,
2. remind call number..
Bluethooth Earphones Parameters：1、Support protocol: Support HFP 1.7, HSP 1.2, A2DP1, AVRCP1.6, SPP 1.2 and PBAP 1.0
2、Call time: about 3-4H (single-use after full charging)
3、Song listening time: about 34H (single-use after full charging)
4、Charge time: about 1H
Parameters of Mobile Charging Case：