
Table of Contents 
Foreword............................................................................................................................................................ I 
Important Safeguards and Warnings............................................................................................................. III 
1 Structure ........................................................................................................................................................ 1 
 Villa Door Station (multiple buttons).................................................................................................................................. 1 
1.1.1 Front Panel ...................................................................................................................................................................... 1 
1.1.2 Rear Panel ........................................................................................................................................................................ 2 
 Villa Door Station (single button)......................................................................................................................................... 3 
1.2.1 Front Panel ...................................................................................................................................................................... 3 
1.2.2 Rear Panel ........................................................................................................................................................................ 5 
 Button Model............................................................................................................................................................................... 7 
1.3.1 Front Panel ...................................................................................................................................................................... 7 
1.3.2 Rear Panel ........................................................................................................................................................................ 8 
2 Installation................................................................................................................................................... 10 
 Preparations...............................................................................................................................................................................10 
 Installation Guide.....................................................................................................................................................................10 
2.2.1 Villa Door Station (multiple buttons)...................................................................................................................10 
2.2.2 Villa Door Station (single button)..........................................................................................................................11 
2.2.3 Button Model................................................................................................................................................................14 
3 Configuration .............................................................................................................................................. 16 
 Initializing VTO ..........................................................................................................................................................................16 
3.1.1 Web ..................................................................................................................................................................................16 
3.1.2 DMSS APP ......................................................................................................................................................................18 
 Configuring Network Parameters......................................................................................................................................22 
 Configuring SIP Servers .........................................................................................................................................................23 
 Configuring VTO Numbers ...................................................................................................................................................24 
 Configuring Call Numbers and Group Call.....................................................................................................................24 
 Adding VTOs ..............................................................................................................................................................................25 
 Adding VTH Room Number .................................................................................................................................................27 
 Binding VTH Room Numbers (For Certain Models Only) ..........................................................................................28 
 Issuing Cards..............................................................................................................................................................................30 
4 Commissioning............................................................................................................................................ 33 
 VTO Calling VTH........................................................................................................................................................................33 
 VTH Monitoring VTO...............................................................................................................................................................33 
 Cybersecurity Recommendations............................................................................................. 35