User's Manual

Dahua Video Conference Terminal User’s Manual
14
Figure 5-3
Step 2
Configure interface parameter; please refer to Sheet 5-2 for more details about parameter
description.
Parameter
Note
Echo Cancellation
It is to enable or disable echo cancellation, it is enable by
default.
Echo Delay
It is to adjust level to eliminate echo.
Note:
The echo delay box will be hidden if it disables echo
cancellation.
Loop Back
Enable the function to realize self-check of local audio input.
Output
TV output and speaker output.
Input
Line-in Mic, built-in Mic and demo stream.
Sheet 5-2
Step 3
Select “OK”.
Step 4
Complete audio setting.
5.4 Video
It is to set preview image, encode and other relevant parameters.
5.4.1 Image Parameter
The parameter can be adjusted according to your practical camera image.
Step 1
Select “Settings > Video > Image”. The system displays the image parameter interface, which is
shown in Figure 5-4.