
7” Analog VDP User’s Manual
V.1.0.0

Table of Contents
Caution
Chapter 1 General Introduction ......................................................................................3
1.1 Product Appearance................................................................................................3
1.2 Buttons......................................................................................................................5
1.3 Indicator ....................................................................................................................5
Chapter 2 Basic Function Introduction...........................................................................6
2.1 Bidirectional Talk with Management Center ............................................................6
2.2 Visual Bidirectional Talk with Door Station ..............................................................6
2.3 Monitoring Function ..................................................................................................7
2.4 Unlocking Function ...................................................................................................7
2.5 DND Function ...........................................................................................................7
2.6 Viewing Announcement ...........................................................................................7
2.7 Alarm Function .........................................................................................................7
2.7.1 Arming/Disarming Function ..................................................................................7
2.7.2 Alarm Message and Reporting Function ..............................................................7
Chapter 3 Technical Specifications................................................................................8
Chapter 4 Device Interface Instruction...........................................................................9
Chapter 5 Device Installation Guide ............................................................................10
Chapter 6 FAQ .............................................................................................................10

Caution
All installation and operation here should conform to your local electrical safety codes.
We assume no liability or responsibility for all the fires or electrical shock caused by
improper handling or installation.
We are not liable for any problems caused by unauthorized modifications or attempted
repair.
The device should be installed in a cool, dry place away from direct sunlight, inflammable,
explosive substances and etc.
Chapter 1 General Introduction
1.1 Product Appearance
The product is classified into the following models. Please see Figure 1-1, Figure 1-2, Figure
1-3, Figure 1-4 and Figure 1-5.
Figure 1- 1 VTH150xA, VTH150x-A8 Figure 1- 2 VTH150xAH, VTH150xAH-A8

Figure 1- 3 VTH150xB, VTH150xB-A8
Figure 1- 4 VTH150xAS, VTH150xAS-A8