Product information:
Transmission range: 20 meters
Function: battery display, call function, voice control, music support, multi-point connection
Channel: stereo
How to use: earplug style
Single or dual ear: bilateral stereo
Color: C10-1│Cool Black [Bluetooth 5.1+9D Surround Sound Effect], C10-1│Haoyue White [Bluetooth 5.1+9D Surround Sound Effect], C10-2│Tech Silver [Bluetooth 5.1+9D Surround Sound Effect], C10- 3│Plating gold [Bluetooth 5.1+9D surround sound], C10-3│Plating silver [Bluetooth 5.1+9D surround sound], C10-3│Plating gray [Bluetooth 5.1+9D surround sound]
Mold type: private mold
Chip type: Zhongke Lanxun
Life time: 220 (hours)

Packing list:
Headphone*2
Charging compartment*1