Mini Bluetooth Invisible In-ear Wireless Sports Headset

Product information:
Color: Star Black, local gold, iron gun Gray
Transmission range: 10 meters
Chip type: Jerry
Battery life: 0-4 hours
Functions: Waterproof, ultra-long life battery battery, call function, support music, digital display
Material: Plastic
Usage: ear hook

Earphones * 2+Charging compartment * 1