Network Video Recorder
User Manual
UI System Setting
110
Issue V4.6 (2021-05-12)
Parameter
Description
Setting
Level
Visual effect of ROI. The
higher the grade is, the more
clearly areas inside and the
vaguer areas outside are. There
are five levels.
[Setting method]
Select a value from the drop-down
list box.
[Default value]
5
Area Name
The marked name used for
areas.
[Setting method]
Enter a value manually. The value
cannot exceed 32 bytes.
7.1.7
Microphone
Click
Microphone
in the main menu or menu of the channel management screen and choose
Microphone
to access the Microphone
screen, as shown in Figure 7-9.