Local Configurations 147
5.10.3.3 Configuring Siren
When the motion detection alarm is activated, the system links the camera to generate sound
alarm.
To use this function, connect at least one camera that supports audio function.
Select Main Menu > ALARM > ALARM OUTPUT > Siren. Step 1
The Siren interface is displayed. See Figure 5-119.
Figure 5-119
Configure the settings for the siren parameters. See Table 5-38. Step 2
In the Channel list, select a channel that is connected to a camera
that supports audio function.
Click Play to manually trigger
Set a length of time for the Device to delay turning off alarm after
the alarm is cancelled. The value ranges from 5 seconds to 30
seconds, and the default value is 5 seconds.
Select the audio clip for the siren sound. The default setting is Clip
1.
Select the volume for the audio clip. You can select the flash
frequency from Low, Middle, and High.
Import the upgrade audio file (.bin) to upgrade the alarm audio file
of the camera. For details, see "Upgrade Audio File of Camera
."
Table 5-38