Product information:
Function: battery display, call function, NFC function, voice control, music support, multi-point connection
Bluetooth protocol: 5.0
Channel: Stereo
How to use: earplug type
Single or dual ear: Bilateral stereo
Applicable gift-giving occasions: weddings, birthdays, holidays, housewarming, advertising promotions, business gifts, awards commemorative
Color: pink, black, light purple, green, cyan
