User's Manual

Video Door Phone User Guide
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packet to the other end if this feature is enabled.
CNG – You may enable or disable Comfortable-Noise-Generate function here. This phone will generate background noise when
receiving silence packet from the other end if this feature is enabled.
AEC Scene Setting – You may select the AEC(Acoustic Echo Control) scene according the environment of the installed location.
General option conditions are “Open Space”, ”Semi-open Space”, ”Corridor” or “User Define”. The “User Define” is not recommended
option. When you select “User Define”, the advanced setting will be displayed.
Microphone Volume –This item allows you to adjust the Volume of Microphone according the environment of the installed
location. There are 10 levels of value in this item. Default setting is 3.
Speaker Volume –This item allows you to adjust the Volume of Speaker according the environment of the installed location. There
are 10 levels of value in this item. Default setting is 5.