Nokia HS-21W User Manual page 16

G e t t i n g s t a r t e d
2. Connect the charger to a wall outlet. The red indicator
light is displayed during charging. If the battery is
completely discharged, it may take a few minutes
before the red indicator is shown. Charging the battery
fully may take up to 2 hours depending on the charger.
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 7 hours of
talk-time or up to 180 hours of standby time. (In the
standby mode, the paired headset is switched on but no
call is in progress.)
When the battery is running out of power, the headset
beeps, and the red indicator light starts to blink. Charge
the battery as described above.
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