Bone Conduction Bluetooth Headset Wireless Lug Type Sport Waterproof

Functions: battery display, call function, voice control, music support
Bluetooth Protocol: 5.0
Channel: Stereo sound
Usage: Hanging ear type
Single and binaural: two sided stereo
Suitable for gift occasions: wedding, birthday, festival, housewarming, trade fair, advertising promotion, staff welfare, anniversary celebration, business gifts, opening ceremony