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53
4.1.3 Audio
Note
Some models don’t support audio function.
It is to set the audio parameters of the device. The config steps are shown as follows:
Step 1
Select “Setup > Camera > Audio”.
The system will display the interface of “Audio”, which is shown in Figure 4-31.
Figure 4-31
Step 2
Please configure info of each parameter according to the actual needs, refer to Table 4-11 for more
details.
Parameter
Function
Audio enable
Select the audio channel number which needs to be enabled:
the stream is A/V composite stream; otherwise it only contains
video only.
Note
Audio can be enabled only when video is enabled.
Encode mode
The encode mode includes G.711A, G.711Mu, G.726 and
AAC.
The default is G.711A.
Note
The audio encode mode which is set here can make both audio
stream and bidirectional talk valid at the same time.
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