User's Manual
22
Port Name
Connection
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.
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.
Wireless AP
-
Support wireless hotspot function. Use
Wi-Fi to connect to the network camera
when there is a hotspot.
For NVR41-W series only.
2.2.2
NVR21-S2/21-P-S2/21-8P-S2/21-4KS2/21-P-4KS2/21-8P-4KS2
Series
The NVR21-S2/21-4KS2 is shown as in Figure 2-22.
Figure 2-22
The NVR21-P-S2/21-P-4KS2 is shown as in Figure 2-23.
Figure 2-23
The NVR21-8P-S2/21-8P-4KS2 is shown as in Figure 2-24.
Summary of Contents for NVR41 series
Page 1: ...Dahua Network Video Recorder User s Manual ZHEJIANG DAHUA VISION TECHNOLOGY CO LTD V4 5 1...
Page 103: ...User s Manual 89 The following figure is for reference only Figure 3 51...
Page 122: ...User s Manual 108 Figure 4 21 Step 3 Set parameters See Table 4 5...
Page 139: ...User s Manual 125 Figure 4 33 Step 3 Set record type See Figure 4 34...
Page 295: ...User s Manual 281 Figure 4 182 Figure 4 183...
Page 416: ...User s Manual...
