NVR Installation Guide
15
The above devices are not enough for building a complete surveillance system. Based on the actual
needs, you have to prepare some additional devices, such as:
Icon
Name
Remarks
Video display device
Monitor, display or TV wall, at least one must be
selected
Video acquisition and
processing device
Combination of camera and encoder adapter or IPC
Surveillance keyboard
Optional, it can completely operate all functions.
Storage device
Optional, hard disk, or USB disk array
Rewriting device
Optional, USB DVD Rewriter
USB HUB
If multiple USB devices are to be connected at the
same time, the HUB can be used to expand the
number of USB interfaces. ZK-033 is recommended.
Audio device
Optional, audio in/out device: acoustics, microphone
or sound pickup
Alarm device
Optional, alarm input/output device: smoker sensor,
infrared probe, alarm ring, and so on.
Summary of Contents for NVR2820L
Page 1: ...NVR Administrator Guide...
