Product information:

Transmission range: 10m
Functions: power display, call function, voice control, music support
Bluetooth protocol: 5.0
Channel: stereo
Usage: earplug type
Color: [white], [black], [blue]
Mold type: private mold

Packing list:

1 * BT Earphones
1 * Charging Box
1 * Charging Cable
4 * Earplug Silicone Caps
1 * User Manual