Product information:

Model: B7
Transmission range: 10 meters
Function: call function, support music, multi-point connection
Bluetooth protocol: 5.0
Channel: Stereo
How to use: Earplug type
Single or dual ear: Bilateral stereo
Color: B7 red, B7 black
Type: bare metal
Life time: 10 (hours)

Packing list:

Bluetooth headset*1