Description: 
Enables or disables the Noise Suppression feature on the IP phones. 
0-Disabled 
1-Enabled 
Note: It is only applicable to CP920 IP phones. 
Web User Interface:   
Settings->Voice->Noise Proof-> Noise Suppression   
Phone User Interface: 
None 
To configure Noise Suppression via web user interface: 
1.  Click on Settings->Voice. 
2.  Select the desired value from the pull-down list of Noise Suppression. 
 
3.  Click Confirm to accept the change. 
Smart Noise Block 
You can use the Smart Noise Block feature to block out the noises when there is no speech in a 
call. It is only applicable to CP920 IP phones. 
Procedure 
Smart Noise Block can be configured using the following methods.