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Compression
The compression includes G.711Mu, G.726 and AAC.
Note:
•
The audio encode mode set here can make both audio stream and
bidirectional talk valid at the same time.
Only AAC is supported for recording audio to SD card.
Sampling frequency
It includes 8k,16k and 32k. It is 8k by default.
It can be selected only 8k when selecting G.726 and G.711Mu.
Audio in type
It is to set audio input type from LineIn and Mic.
Device needs to connect external audio input source under LineIn mode,
and it doesn’t need to connect external audio input source under Mic mode.
Noise filter
It is to set to enable noise filter function. It is disabled by default.
Microphone volume
It is to adjust the volume of the microphone; the value range is from 0 to 100.
Speaker volume
It is to adjust the volume of the speaker; the value range is from 0 to 100.
7.2.2.
Image adjust
Here you can view device property information. Slight differences may be found due to different network
camera series. The setups become valid immediately after you set.
7.2.2.1 Picture
Figure 7-12
Parameter
Function
Profile
You may select “Normal”, “Day” or “Night” mode.
Brightness
It is to adjust monitor window bright. You can adjust this value if the video is too dark
or too bright. The larger the number, the bright the video is. When you input the value
here, the bright section and the dark section of the video will be adjusted accordingly.
Note that the video may become hazy if the value is too high.
The value ranges from 0 to 100. The recommended value ranges from 40 to 60. The
default value is 50.
