Configuring Voice Gain (Volume) Control
                                            The device allows you to configure the level of the received (input gain) IP-to-IP signal and the level of the transmitted (output gain) IP-to-IP signal. The gain can be set between -32 and 31 decibels (dB). 
                                            
                                                
                                                
                                                
                                                
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                                                    To configure gain control through the Web interface: | 
                                                
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    1.
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                                                    Open the Voice Settings page (Setup menu > Signaling & Media tab > Media folder > Voice Settings). | 
                                                
                                            
                                            
                                                
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    2.
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                                                    Configure the following parameters: | 
                                                
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    'Voice Volume' (VoiceVolume): Defines the voice gain control (in decibels) of the transmitted signal. | 
                                                
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    'Input Gain' (InputGain): Defines the PCM input gain control (in decibels) of the received signal. |