Use the 46xxsettings.txt file to set the following parameter:
Parameter name
Default value
Description
ACOUSTIC_EXPOSURE_PROTECT_MODE_DEFAULT
Specifies the acoustic exposure protection mode.
The options are:
If you set the value to Dynamic, the feature activates itself during loud phone conversations to gradually reduce the loud volume and prevent it from reaching damaging decibel levels.
Note:
Avaya J129 IP Phone does not support long-term acoustic exposure protection.