E7S TWS Wireless Headphones Bluetooth earphone

E7S Product Paramater:
● Call duration: about 4 hours
● Bluetooth version: 5.0
● Working distance: about 10M
● Music time: 3.5 hours
● Headphone battery capacity 450MAH
● Charging compartment battery capacity: 2200MAH
● Waterproof level: IPX5
● Music playback time: about 4 hours
● Standby time: about 80 hours
●Without Packaging Box

●NOTE:

–When using for the first time, please put the earphones into the earphone case to charge(use 5V/2A USB Cable)
–When using for the first time, please pair the connection
–When making calls, only one earbud works
–The sound is intermittent, the reasons are: ①The distance from the connected device is more than 10M. ②The partition wall. ③Nearby interfering signal connections.