Product information:
Transmission range: 10 meters
Function: Power display, call function supports music
Bluetooth protocol: 5.0
Channel: stereo
How to use: earplug style
Single or dual ear: bilateral stereo
Applicable gift-giving occasions: weddings, birthdays, housewarming, trade fairs, advertising and promotion, employee benefits, anniversary celebrations, business gifts..
Color: black, white red, skin color
Mold type: private mold