Dahua Technology HE-T - Manual (Page 130)

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2: Pause
3: Stop
4: Slow play
5: Fast play
Figure 7-56
7.5 Alarm
Click alarm function, you can see an interface is shown as in
X483H483H483H435H
Figure 7-57
X
.
Here you can set device alarm type and alarm sound setup.
Playback device IP address
and channel number.
Playback control bar