Transmission range: 10 meters
Function: call function, voice control, music support, ANC active noise reduction
Bluetooth protocol: 5.0 channel
Stereo: how to use it
Whether single or double ear: bilateral stereo
Applicable gift-giving occasions: wedding, birthday, holiday, housewarming, trade fair, advertising promotion
Battery capacity: Earphone: 70mAh Charging stand: 3.7V 1000mAh
Charging method: type-C interface + wireless charging