Kyocera 1135 - Manual (Page 83)

User Guide for the Kyocera 1135 Phone 65
Adjusting volume
Adjusting the earpiece volume
To adjust the earpiece volume manually during a call, press up or
down to find a comfortable level.
Setting automatic volume adjustment
You can set your phone to automatically adjust the earpiece volume during
a call, based on the surrounding noise level.
1. Place a call from a quiet environment and set the volume to a comfortable
level.
2. When you are finished with the call, select Menu
→
Settings
→
Sounds
→
Smart Sound .
3. Select Enabled. The volume you have just set is now used as a baseline.
You can still manually adjust the volume during a call.
4. Press to save the setting.