Operation Manual
73
Figure 6-66 Audio detection
Step 2
Set parameters.
●
Input abnormal: Click
next to
Audio Abnormal
, and the alarm is triggered when
the system detects abnormal sound input.
●
Intensity change: Click
next to
Intensity Change
, and then set
Sensitivity
and
Threshold
. The alarm is triggered when the system detects that the sound intensity
exceeds the configured threshold.
◇
It is easier to trigger the alarm with higher sensitivity or smaller threshold. Set a high
threshold for noisy environment.
◇
The red line in the waveform indicates audio detection is triggered, and the green
one indicates no audio detection. Adjust sensitivity and threshold according to the
waveform.
Step 3
Select the schedule and arming periods and alarm linkage action. For details, see "6.5.1.2
Alarm Linkage".
If the exiting schedules cannot meet the scene requirement, you can click
Add Schedule
to add a new schedule. For details, see "6.5.1.2.1 Adding Schedule".
Step 4
Click
Apply
.
6.6 Storage
Displays the information of the local SD card. You can set it as read only or read & write; you can also
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