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Item No.: x9
Transmission range: 10 meters
Function: battery display, voice control, call function, support music, multi-point connection, NFC function
Bluetooth protocol: 5.0
Channel: stereo
How to use: earplug type
Single and dual ears: unilateral hands-free
Applicable gift-giving occasions: opening ceremony, employee benefits, awards commemoration, anniversary celebrations, trade fairs, festivals, advertising promotions, weddings, public relations planning, housewarming, birthdays, business gifts
Color: black bare metal, white bare metal, black full set, white full set,
