Product information:

Transmission range: 10 meters
Function: power display, call function, NFC function, voice control
Bluetooth protocol: 5.0
Channel: Stereo
How to use: Head-mounted
Single or dual ear: Bilateral stereo
Colour: Black
Size: 16.00 X 10.50 X 7.00 Cm

Packing list:

Headphone*1Charging cable*1