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Customizing 1600 Series IP Telephone Applications and Options
Issue 5 April 2010 117
NR_thresh_Hs 0 (6dB noise
reduction) for
a typical office
environment
1 (15dB noise
reduction) for
call center
applications
2 (24dB noise
reduction) for
“other” audio
environments
3 (0 dB noise
reduction) for
disabling the
noise
reduction
algorithm
altogether
4 (48dB noise
reduction)
The transmit noise reduction
threshold for the handset. The
values are same as the headset
noise reduction threshold.
Hd_Tx_Gain 0 for normal
transmit gain
1 for +6dB
2 for -6dB
The transmit noise gain threshold for
the headset.
Parameter Name Default Value Status Description and Value Range
3 of 8