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Operational, Basic, and Advanced Parameters
A-180 41-001160-03, Rev 00, Release 2.4
IP Phone Administrator Guide
Audio Transmit and Receive Gain Adjustment Settings
Parameter –
headset tx gain
Configuration Files aastra.cfg, <mac>.cfg
Description This is the increased (+db) or decreased (-db) amount of signal
transmitted from the headset microphone to t he far-end party. The amount
of Tx gain in the IP phone firmware has been reduced to avoid side-tone
and echo on the local and far-end equipment. This parameter allows you
to adjust the Tx gain settings to best suit your comfort level and
deployment environment.
Format Integer
Default Value 0
Range -10 db to +10 db
Example headset tx gain: -5
Parameter –
headset sidetone gain
Configuration Files aastra.cfg, <mac>.cfg
Description This is the is the increased (+db) or decreased (-db) amount of sidetone
signal from the headset microphone to the headset speaker. The amount
of sidetone gain in the IP phone firmware has been reduced to avoid
side-tone and echo on the local and far-end equipment. This parameter
allows you to adjust the sidetone gain settings to best suit your comfort
level and deployment environment.
Format Integer
Default Value 0
Range -10 db to +10 db
Example headset sidetone gain: -1
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