Product Information:
Transmission range: 10 meters
Function: battery display, call function, support music
Bluetooth protocol: 5.0
Channel: stereo
Usage: hanging ear type
Whether single or double ears: unilateral hands-free
Color: YYK525 with warehouse
Chip type: Zhongke Lanxun
Life time: 8 (hours)

Charging: USB charging

Packing List:

Earphone*1, charging compartment*1, charging cable*1, manual*1