VTech DS6101 User Manual page 6

Getting started
Battery charging
When the battery is fully charged, you can expect the following performance:
Operation
While in handset use (talking*)
While in speakerphone mode (talking*)
While not in use (standby**)
*Operating times vary depending on your actual use and the age of the battery.
**Handset is not charging or in use.
Operating time
Up to 10 hours
Up to 7 hours
Up to 10 days
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