Dahua DH-XVR5104HS-4KL-I3 User Manual page 217

In the Channel list, select a channel that you want to configure face detection function, and
then enable it.
Configure the parameters.
Parameter
Channel
Enable
Sensitivity
Effective Target
Schedule
Anti-Dither
Alarm-out Port
Post-Alarm
Show Message
SMD
SMD parameters
Description
In the Channel list, select a channel to set the motion detection.
Enable or disable the motion detection function.
Set the sensitivity for smart motion detection.
Select human or motor vehicle or both.
Define a period during which the motion detection is active.
Configure the time period from end of event detection to the stop of
alarm.
Click Setting to display setting page.
General Alarm: Enable alarm activation through the alarm devices
connected to the selected output port.
External Alarm: Enable alarm activation through the connected
alarm box.
Wireless Siren: Enable alarm activation through devices connected
by USB gateway or camera gateway.
Set a length of time for the Device to delay turning off alarm after the
external alarm is cancelled. The value ranges from 0 seconds to 300
seconds, and the default value is 10 seconds. If you enter 0, there will be
no delay.
Select the Show Message checkbox to enable a pop-up message in your
local host PC.
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User's Manual