YYK520 Bluetooth Wireless Earphone 5.1 Noise Reduction Sport Waterproof Digital Display Business Headset

Product information:

Transmission range: 10m
Functions: power display, call function, NFC function, voice control, music support, multipoint connection
Channel: Mono
Usage: lug type
Endurance: 12 (hours)
Color: 

Style A: YYK520 second generation flagship version, 

Style B: YYK520 second generation simple version, 

Style C: YYK520 first generation unpopular, 

Style D: YYK530-1 flagship, 

Style E: YYK530-1 simple version, 

Style F: 520 second generation champagne gold

Packing list:

Color box cover * 1
Headset * 1
Charging chamber * 1
Instructions * 1
Ear cap * 2
Charging cable * 1