Operational, Basic, and Advanced Parameters
A-174
41-001160-01, Rev 00, Release 2.3
IP Phone Administrator Guide
Parameter
–
handsfree tx gain
Configuration Files
aastra.cfg, <mac>.cfg
Description
This is the increased (+db) or decreased (-db) amount of signal
transmitted from the base microphone to the 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.
Note:
The example below increases the speakerphone mic transmit gain
by 10 db.
Format
Integer
Default Value
0
Range
-10 db to +10 db
Example
handsfree tx gain: 10
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