Product information:
Transmission range: 10 meters
Function: battery display, call function, voice control, music support, multi-point connection
Bluetooth protocol: 5.0
Channel: Stereo
How to use: Earplug type
Single or dual ear: Bilateral stereo
Applicable gift-giving occasions: weddings, birthdays, holidays, housewarming, trade fairs, advertising promotions, employee benefits, anniversary celebrations, business gifts, opening ceremonies, awards commemoration, public relations planning
Color: Devil Black Chinese Version, Devil Black English Version
Mold type: private mold
Chip type: Actions
Life time: 4 (hours)

Packing list:
Headphone*1