Samsung HM1800 - Manual (Page 10)

7
English • Never make or receive calls while charging, always disconnect your headset
from the charger and answer the call.
• To save energy, unplug the charger when not in use. The charger does not
have a power switch, so you must unplug the charger from the electric socket
when not in use to avoid wasting power. The device should remain close to the
electric socket while charging.
• The socket-outlet shall be installed near the equipment and shall be easily
accessible.
Checking the battery level
To check the battery level, press and hold the Volume down button and the Talk
button at the same time. Depending on the battery level, the indicator light flashes
5 times in one of the following colors:
Battery level Indicator light color
Above 80% Blue
80 ~ 20% Violet
Below 20% Red