■ Charge the battery
This device has an internal, nonremovable, rechargeable battery. Do not
attempt to remove the battery from the device as you may damage the
device.
1. Connect the charger to a wall outlet.
2. Connect the charger cable to the
headset as shown in the figure.
The red indicator light is displayed
during charging. If charging does not
start, disconnect the charger, plug it in
again, and retry. Charging the battery fully may take up to 2 hours.
3. When the battery is fully charged, the green indicator light is
displayed. Disconnect the charger from the wall outlet and the
headset.
The fully charged battery has power for up to 8 hours of talk-time or up
to 180 hours of standby time. However, the talk and standby times may
vary when used with different mobile phones or other compatible
Bluetooth devices, usage settings, usage styles, and environments.
When the battery is running out of power, the headset beeps, and the
red indicator light starts to flash.