Dahua NVR1A-4P Series User Manual

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2.3.1 Device-end to PC-end
Device Connection
Please connect the speaker or the pickup to the first audio input port in the device rear panel. Then
connect the earphone or the sound box to the audio output port in the PC.
Login the Web and then enable the corresponding channel real-time monitor.
Please refer to the following interface to enable bidirectional talk. See Figure 2-24.
Figure 2-24
Listening Operation
At the device end, speak via the speaker or the pickup, and then you can get the audio from the earphone
or sound box at the pc-end. See Figure 2-25.
Figure 2-25
2.3.2 PC-end to the device-end
Device Connection
Connect the speaker or the pickup to the audio output port in the PC and then connect the earphone or
the sound box to the first audio input port in the device rear panel.
Login the Web and then enable the corresponding channel real-time monitor.
Please refer to the above interface (Figure 2-24) to enable bidirectional talk.
Listening Operation
At the PC-end, speak via the speaker or the pickup, and then you can get the audio from the earphone or
sound box at the device-end. See Figure 2-26.
Figure 2-26
2.4 Mouse Operation

Dahua NVR1A-4P Series Specifications

General

Brand	Dahua
Model	NVR1A-4P Series
Category	DVR
Language	English