Nvr21-P-I/Nvr21-P-I2 Series - Dahua L Series User Manual

The figure is for reference only. The actual product shall prevail.
Port Name
HDMI
MIC IN
MIC OUT
VGA

2.2.14 NVR21-P-I/NVR21-P-I2 Series

The rear panel is shown as below.
Figure 2-58 Rear panel
Table 2-26 Ports
Connection Function
GND Ground end
USB port. Connect to mouse, USB storage device
USB port
and etc.
High definition audio and video signal output
High Definition port. It transmits uncompressed high definition
Media Interface video and multiple-channel data to the HDMI port
of the display device. HDMI version is 1.4.
Bidirectional talk input port. It is to receive the
Audio input port analog audio signal output from the devices such
as microphone, pickup.
Audio output port. It is to output the analog
audio signal to the devices such as the sound box.
Audio output port
VGA video output port. Output analog video
VGA video output
signal. It can connect to the monitor to view
port
analog video.
10M/100Mbps self-adaptive Ethernet port.
Network port
Connect to the network cable.
Power input port Power socket.
Power switch Power on/off button.
37
● Bidirectional talk output.
● Audio output on 1-window video monitor.
● Audio output on 1-window video playback.
User's Manual