AudioCodes 405HD, Administrator'S Manual, Page: 123 / 242

Administrator's Manual 5. Configuring VoIP Settings
Version 3.4.3 123 400HD Series IP Phones
5.9.5 Configuring Handset Volume
The handset volume can be configured.
Note:
It's strongly advisable not to change the default values.

To configure handset volume:
• Use the table as reference.
Table 5-60: Handset Gain Parameters
Parameter Description
Handset Gain Parameters
Note:
Values are in decibels (dB)
voip/audio/gain/NB/handset_digital_output_gain Digital output gain (in dB) – Narrow Band.
Default = 2.
The valid range is (-32) to 31 (dB), where -
32 is mute.
voip/audio/gain/NB/handset_digital_input_gain Digital input gain (in dB) – Narrow Band.
Default = -2.
The valid range is (-32) to 31 (dB), where -
32 is mute.
voip/audio/gain/WB/handset_digital_input_gain
Digital input gain (in dB) – Wide Band.
Default = -2.
The valid range is (-32) to 31 (dB), where -
32 is mute.
voip/audio/gain/WB/handset_digital_output_gain Digital output gain (in dB) – Wide Band.
Default = -8.
The valid range is (-32) to 31 (dB), where -
32 is mute.
voip/audio/gain/NB/handset_analog_output_gain
Analog output gain (in dB), for Narrow
Band.
Valid values:
0DB (default), minus1_5db , minus3db ,
minus4_5db , minus6db , minus7_5db ,
minus9db , minus10_5db , minus12db ,
minus13_5db , minus15db ,
minus16_5db , minus18db ,
minus19_5db , minus21db ,
minus22_5db
,
minus24db
,
minus25_5db , minus27db ,
minus28_5db , minus30db ,
minus31_5db , minus33db ,
minus34_5db , minus36db ,
minus37_5db , minus39db , minus39db ,
minus42db , minus48db , minus54db ,
MUTE