User's Manual

I
Foreword
General
This manual introduces the installation, functions and operations of the analog indoor monitor
device (hereinafter referred to as "the VTH"). Read carefully before using the device, and keep
the manual safe for future reference.
Safety Instructions
The following signal words might appear in the manual.
Signal Words
Meaning
Indicates a high potential hazard which, if not avoided, will result
in death or serious injury.
Indicates a medium or low potential hazard which, if not
avoided, could result in slight or moderate injury.
Indicates a potential risk which, if not avoided, could result in
property damage, data loss, reductions in performance, or
unpredictable results.
Provides methods to help you solve a problem or save time.
Provides additional information as a supplement to the text.
Revision History
Version
Revision Content
Release Time
V1.0.0
First release.
October 2022
About the Manual
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The manual is for reference only. Slight differences might be found between the manual
and the product.
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We are not liable for losses incurred due to operating the product in ways that are not in
compliance with the manual.
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The manual will be updated according to the latest laws and regulations of related
jurisdictions. For detailed information, see the paper user’s manual, use our CD-ROM, scan
the QR code or visit our official website. The manual is for reference only. Slight differences
might be found between the electronic version and the paper version.
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All designs and software are subject to change without prior written notice. Product
updates might result in some differences appearing between the actual product and the
manual. Please contact customer service for the latest program and supplementary
documentation.
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There might be errors in the print or deviations in the description of the functions,