Product information:

Transmission range: 10 meters
Function: battery display, call function, voice control, support music, multi-point connection
Bluetooth protocol: 5.0
Channel: Stereo
How to use: Neck hanging
Whether single or binaural: bilateral stereo
Color: black, white
Compliant with Bluetooth standard: V5.0
Support: HSP, HFP, A2DP, AVRCP
Transmit power: Class2
Wireless connection range: ≤ 10m
Operating frequency range: 2.4026GHz-2.480GHz
Charging time: ≤3.5 hours
Talk time: ≥16 hours
Listening to music time: ≥ 14 hours
Standby time: ≥300 hours
Battery capacity: 300mah
Charge your earphones with 5V/1A usb cable charging