User Guide

Table Of Contents
| Support | 56
Safety Instructions
FAQ
View the FAQ guide on http://support.yealink.com/.
Safety Instructions
Storage temperature: +23 to 113°F (-5 to 45°C).
Charging temperature: +32 to 104°F (0 to 40°C)
Do not store the headset for extended periods of time without recharging the battery (max. three
months).
If the headset or base becomes dirty, we recommend that you clean them with a soft, lint-free cloth that
has been dampened with clean water.