Sports Wireless Earphones

BT version:V 5.0
Function:
MFB/Vol+/Vol-/Power
HiFi Stereo Sound， 
Comfortable In-Ear Design

Speaker: 10mm
Built-in 80mAh battery
Working Range:10m
Charging time:2 hours
working time:4 hours
Standby time:200 hours
Cable length: 55 cm