Settings
Adjust the Headset Feedback
When you use a headset, you might hear your own voice in the earpiece, which is called headset sidetone or
headset feedback. You can control the amount of headset sidetone on your phone.
Procedure
Step 1
Access the Settings app.
Step 2
Select Phone settings > Sounds > Headset sidetone
Step 3
Select one of the options.
Turn Off the Keypad Sounds
You can turn off the sounds on the keypad so that you don't hear sounds when you press a button.
Procedure
Step 1
Access the Settings app.
Step 2
Select Phone settings > Sounds > Keypad tone
Step 3
Press On to turn the tones on or press Off to turn the tones off.
Adjust the Background Noise Filter
You can adjust the sensitivity of the phone microphone to filter out background noise so that the other person
on your call can hear you better.
Procedure
Step 1
Access the Settings app.
Step 2
Select Phone settings > Sounds > Background noise filter
Step 3
Select one of these settings: Off, Low, Medium, High.
The default is Off.
Adjust the Screen Brightness
You can adjust the brightness of the phone display.
Cisco Wireless IP Phone 8821 and 8821-EX User Guide
Access Phone Settings
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