J.Burrows JB19BF18 - Calling Mode; Charging

Plug USB-C cable
into computer’s USB port
Plug USB-C cable
into USB wall charger
Calling Mode
1 × Press
1 × Press
2 × Press
15m
Answer
Hang up
Decline
Charging
Low battery alert
When battery voltage is less than 3.3V, a voice prompt
will advise there is low battery.
Charging
Red light on
Full charge
Light off
Before using the headphone for the first time, charge it for at
least two hours
Phone virtual assistant
Press 2 ×