VTech DS6670-6C Manual - Manual (Page 88)

Appendix
84
Headset battery
It takes up to three hours for the battery to be fully charged. When it is fully
charged, you can expect the following performance:
Operation Operating time
While in use (talking*) Up to nine hours
While not in use (standby**) Up to ninety days
* Operating times vary depending on your actual use and the age of the battery.
** Headset is not charging or in use.
The battery needs charging when:
The headset beeps twice every 20 seconds.
The
light is off when in idle mode.
The light flashes every 10 seconds in red.
Conserve battery life:
To reduce the risk of fire or injury, read and follow these instructions:
The headset battery is not replaceable.
If the headset will not be used for a long period of time, press and hold on the headset
to power off the headset and conserve the headset battery life. The light flashes three
times in red when the headset is being powered off.
CAUTION:
To prevent fire or shock hazard, do not expose this product to water or any type of moisture.
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