Dahua NVR21-4KS3 Series User Manual page 4

Version
V1.0.6
V1.0.5
V1.0.4
V1.0.3
V1.0.2
V1.0.1
Privacy Protection Notice
As the device user or data controller, you might collect the personal data of others such as their face,
audio, fingerprints, and license plate number. You need to be in compliance with your local privacy
protection laws and regulations to protect the legitimate rights and interests of other people by
implementing measures which include but are not limited: Providing clear and visible identification
to inform people of the existence of the surveillance area and provide required contact information.
About the Manual
● The manual is for reference only. If there is inconsistency between the manual and the actual
product,
● We are not liable for any loss caused by the operations that do not comply with the manual.
● The manual would be updated according to the latest laws and regulations of related regions.
For detailed information, see the paper manual, CD-ROM, QR code or our official website. If there
is inconsistency between paper manual and the electronic version, the electronic version shall
prevail.
● All the designs and software are subject to change without prior written notice. The product
updates might cause some differences between the actual product and the manual. Please
contact the customer service for the latest program and supplementary documentation.
● There still might be deviation in technical data, functions and operations description, or errors in
print. If there is any doubt or dispute, please see our final explanation.
● Upgrade the reader software or try other mainstream reader software if the manual (in PDF
format) cannot be opened.
● All trademarks, registered trademarks and the company names in the manual are the properties
of their respective owners.
Revision Content
● Added picture search, picture search
playback, disk health monitoring, and
exporting and importing face database.
● Updated AI search, human detection,
configuration of face recognition, and
display settings.
Added split tracking, main-sub tracking,
analytics list, configuring video quality
analytics, iSCSI, and cluster service.
● Added 16 models.
● Added PoE status, switch, and display.
● New GUI baseline, replaces all pages.
● Added AI functions.
Updated the description of rear panel.
● Added NVR 5216-16P-I and NVR5216-8P-
I. Updated relevant info.
● Updated icons on the rear panel.
● Added video metadata function and
non-motor vehicle detection function.
III
User's Manual
Release Time
May 2020
May 2020
April 2020
July 2019
May 2019
September 2018