PLANET NVR-3250 - Manual (Page 27)

The button will show in different color once the audio is turned on. Click on it again to turn off
audio.
You may only turn on audio once channel at a time
Start/Stop Recording of a Live Video
You can manually start or stop recording of a live video by using the button.
The button will show in different color once the recording is started manually. Click on it again to
stop recording.
Audio post
This function allows user to speak from a PC through a microphone and the audio can be played at
the camera side if it has a speaker connected to it.
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