Wireless sports headphones

Transmission range: 20 meters Function: battery display, call function, NFC function, voice control, music support, multi-point connection Bluetooth protocol: 5.0 Channel: stereo Usage: earplug style 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 commemorations, public relations planning Features: compact and easy to carry Features: Waterproof Suitable for the crowd: general Age: adult