Dahua NVR100 series User Manual page 64

The NVR42-P series rear panel is shown as below. See Figure 2-25.
The NVR42-8P series rear panel is shown as below. See Figure 2-26.
Please refer to the following sheet for detailed information.
Name
Power switch
Power input port
MIC IN Audio input port
Figure 2-24
Figure 2-25
Figure 2-26
Function
Power on/off button.
Input DC 12V/5A.
For NVR42 series product only.
Switch power port. Input DC 48//1.04A.
For NVR42-P series product only.
Input AC 100~240V.
For NVR42-8P series product only.
Bidirectional talk input port. It is to receive the analog
audio signal output from the devices such as
microphone, pickup.
52