Bluetooth earphone

Transmission range: 15m+
Function: Call function, support music
Bluetooth protocol: 5.0
Channel: Stereo
How to use : In-ear
Whether single or double ears: bilateral stereo
Applicable gifts occasions: opening ceremony, employee benefits, anniversary celebrations, awards commemoration, trade fairs, advertising promotions, festivals, weddings, housewarming, public relations planning, birthdays, business gifts