Dahua Lite NVR2104-4KS2 - Compact 1 U（S2）; Compact 1 U 4 K（S2）Series

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Port Name
Connection
Function
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.
2.2.4 Compact 1U（S2）/ Compact 1U 4K（S2）Series
The general series rear panel is shown as below. See Figure 2-23.
Figure 2-23
The 4 PoE ports series rear panel is shown as below. See Figure 2-24.
Figure 2-24
The 8 PoE ports series rear panel is shown as below. See Figure 2-25.
Figure 2-25
Please refer to the following sheet for detailed information.
Port Name
Connection
Function
Power input port
Power socket.
 For general series, input DC 12V/2A.
 For 4 PoE ports series, input DC 48V/1.25A.
 For 8 PoE ports series, input DC 48V/2A.
Network port
10M/100Mbps self-adaptive Ethernet port. Connect to the
network cable.
USB port
USB port. Connect to mouse, USB storage device and
etc.