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Port Name Connection Function
USB2.0 port
USB2.0 port. Connect to mouse, USB storage
device, USB burner and etc.
Network port
10M/100Mbps self-adaptive Ethernet port.
Connect to the network cable.
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 1.4.
VGA
VGA video
output port
VGA video output port. Output analog video
signal. It can connect to the monitor to view analog
video.
GND Ground end
Power input port
Power socket.
For NVR11 series, input DC 12V/2A.
For NVR11-P series, input DC 48V/1.25A.
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.
PoE PORT PoE port
Built-in switch. Support PoE function.
For PoE series product, you can use this port to
provide power to the network camera.
NVR-ELT-4
NVR-ELT-4-POE4
2.2 Rear Panel
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