Wireless 5.1 earphone

Brand: Xiyang Transmission range: 15 meters Functions: noise reduction, bone conduction, power display, call function, NFC function, voice control, support music, multi-point connections, other Bluetooth protocol: 5.1 Channel: Stereo Usage: earplug Single earpiece/double earpiece: bilateral stereo Applicable occasions for gifts: wedding, birthday, festival, housewarming, trade fair, advertising promotion, employee benefits, anniversary celebration, business gifts, Opening Ceremony, awards commemoration, public relations planning