12 nvr74 series, Nvr74 series – AGI Security SYS-16HN44P User Manual
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Name
Function
MIC IN
Audio input port
Bidirectional talk input port. It is to receive the
analog audio signal output from the devices such
as microphone, pickup.
MIC OUT
Audio output port Audio output port. It is to output the analog audio
signal to the devices such as the sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
2.2.12 NVR74 Series
The NVR74 series rear panel is shown as below. See Figure 2-35.
Figure 2-35
Please refer to the following sheet for detailed information.
Icon
Name
Function
Power switch
Power on/off button.
Power input port
Input AC 100~240V.
MIC IN
Audio input port
Bidirectional talk input port. It is to receive the
analog audio signal output from the devices such
as microphone, pickup.
MIC OUT
Audio output port Audio output port. It is to output the analog audio
signal to the devices such as the sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
VIEDEO OUT
Video output port CVBS output.
HDMI
High
Definition
Media Interface
High definition audio and video signal output port.
It transmits uncompressed high definition video
and multiple-channel data to the HDMI port of the
display device. HDMI version is 1.3.