![background image](http://html1.mh-extra.com/html/dahua-technology/lite-n42b3p-series/lite-n42b3p-series_user-manual_500755004.webp)
Foreword III
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 refer to 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.
Please visit our website, contact the supplier or customer service if there is any problem
occurred when using the device.
If there is any uncertainty or controversy, please refer to our final explanation.