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![](https://files.manualsfile.com/59658582-ds-2de5425iw-aes6/bg3d.png)
Audio Loss Detecon
Detect sudden loss of audio track.
Sudden Increase of Sound Intensity Detecon
Detect sudden increase of sound intensity. Sensivity and Sound Intensity Threshold are
congurable.
Note
●
The lower the sensivity is, the more signicant the change should be to trigger the
detecon.
●
The sound intensity threshold refers to the sound intensity reference for the detecon. It is
recommended to set as the average sound intensity in the environment. The louder the
environment sound, the higher the value should be. You can adjust it according to the real
environment.
Sudden Decrease of Sound Intensity Detecon
Detect sudden decrease of sound intensity. Sensivity is congurable.
3.
Refer to Set Arming Schedule for seng scheduled me. Refer to Linkage Method Sengs for
seng linkage methods.
4.
Click Save.
Note
The funcon varies according to dierent models.
7.2.2 Set Face Detecon
It helps to detect the face in the detecon region. If a face is detected, the device triggers the
linkage acons.
Steps
1.
Go to Conguraon → Event → Smart Event → Face Detecon .
2.
Check Enable Face Detecon.
3.
Oponal: Highlight to display the face in the image.
1) Check Enable Dynamic Analysis For Face Detecon.
2) Go to Conguraon → Local , set Rules to Enable.
4.
Set Sensivity. The lower the sensivity is, the prole of the face or unclear face is more dicult
to detect.
5.
Set the arming schedule and linkage methods. For the informaon about arming schedule
sengs, see
Set Arming Schedule . For the informaon about linkage methods, see Linkage
Method Sengs .
6.
Click Save.
Network Speed Dome User Manual
50
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