Broadcast - Dahua NVR21-4KS3 Series User Manual

● The finish time for audio playing depends on audio file size and the configured interval.
● Playing priority: Alarm event > Audio talk > Trial listening > Schedule audio file.
Step 3 Click Apply.

5.18.3 Broadcast

System can broadcast to the camera, or broadcast to a channel group.
Procedure
Step 1 Select Mani Menu > AUDIO > Broadcast.
Step 2 Click Add Group.
Figure 5-309 Broadcast
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