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7.6.2.
Audio Detection
The system will display the [Audio Detection] interface, which is shown in Figure 7-52.
Configure info of each parameter according to the actual needs. Refer to the following sheet for more
details.
Figure 7-52
Parameter
Note
Enable Input Abnormal
Check “Enable Input Abnormal” and it will activate alarm when detecting
audio input abnormal.
Enable Intensity
Check “Enable Intensity” and it will activate alarm when detecting audio
intensity change surpass threshold.
Sensitivity
1-100 level adjustable, only when the volume change of input sound
surpasses the volume of continuous environment, then it can be judged as
audio abnormity when the value is smaller. Users need to adjust according to
the actual environmental test.
Threshold
1-100 level adjustable, it can be used to set the intensity of filtered
environmental sound. If the environmental noise is louder, then it needs to set
the value higher. Users need to adjust according to the actual environmental
test.
Note:
•
Refer to chapter 7.6.1.1 VMD(Video Detection) for other parameters.
7.6.3.
Alarm
The alarm of the [Alarm] interface is shown as in Figure 7-53.