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K31 ear-mounted wireless sports waterproof bluetooth headset
$14.64
Reliable shipping
Flexible returns
Transmission range: 15 meters
Function: battery display, call function, support music, multi-point connection
Bluetooth protocol: 5.0
Channel: stereo
Usage: hanging ear type
Single or dual ear: bilateral stereo
Occasions for gifts:
Weddings, festivals, trade fairs, advertising promotions, employee benefits, business gifts, opening ceremonies, awards commemoratives, public relations planning
