Abnormality - Dahua NVR21-4 KS2 Series User Manual

Parameter
Voice
Prompts
Buzzer
Step 5 Click Apply.

4.8.8 Abnormality

Step 1 Select Main Menu>ALARM>ABNORMALITY.
The Abnormality interface is displayed. See Figure 4-177.
Description
Check the box and then select the corresponding audio file from the dropdown
list. System plays the audio file when the alarm occurs.
Refer to "4.17.1 File Manage" to add audio file first.
Select the check box to activate the buzzer when an alarm occurs.
Figure 4-177
Local Basic Operation 243