OTHER SUGGESTIONS TO IMPROVE BATTERY LIFE
Here are some other ways to extend the battery life of WP820:
1. Turn off the LED indicator light and the key backlight. Lower the brightness of the screen and set
the screen timeout to 15s (minimum).
Figure 6: Preferences
2. Disable Bluetooth function when it is not used. Use wired headset instead of Bluetooth headset.
3. Update to the latest system version (version 1.0.5.5 or higher). The latest firmware includes
additional battery logging and management features.