Dahua Intercom User Guide


This guide is for Blitz Security clients to understand how their Dahua system operates. This guide covers general installations but some sites could be set up differently due to project requirements at the time.

Intercom Units:

Room Station 




Concierge/Reception Station (optional)


System Architecture

Your Intercom system is a purpose designed network of internal and external systems. Below is the general architecture of a common intercom network for a multi-storey residential building.

Your room station (VTH Unit)

  1. Your Room Number
  2. Call Button
  3. Door Station Monitor
  4. Concierge/Reception
  5. Settings
  6. Information section
  7. Message indicator/status bar
  8. Arm / Disarm - Not used
  9. Lift Call (Not Shown) -Not available in Australia yet

Message Indicator options: View, delete, and clear notices issued by Property Management Center. • View, delete and clear security alarm information. • View, delete, and clear VTO messages (if VTH does not have an SD card installed or the VTO enables the video audio message upload function). • View, delete, and clear videos and pictures (if VTH has an SD installed). 

A more detailed user guide can be found here:


Arm / Disarm

This option is not configured by our installation team but you can add wireless security devices if desired.

Lift Call

This feature is not available in Australia as yet, we'll notify the EC when this is available to install.

Your Door Station (VTO Unit)

  1. Camera
  2. LCD Screen
  3. Menu Directional Buttons
  4. Call Button
  5. Concierge / Reception button
  6. Number pad

A more detailed user guide can be found here:


The Dialling area overview

  • * Press to delete the previous character or end the current call.
  • Numeric keys: enter numbers from 0 to 9.

Press to make a phone call. After entering room number, press this key to make a call.

Press to call the concierge / reception.

Your Concierge/Reception station (VTS Unit)

  1. Handset/phone
  2. Camera
  3. Power/Missed Call Indicator
  4. Unlock Button
  5. Handsfree Button

A more detailed user guide can be found here:



Calling a resident from the main door station


Guests can easily call a resident from the door stations, simply type the room number ie. 302 and press the call (

) button.

To hang up just press the star * key


To answer an incoming call press the green phone icon on the screen. 

To hang up just press the red phone icon on the screen.

Calling the Concierge / Reception from the main door station


When guests arrive they can either call the residents room directly by typing in the room number ie. 302 or call the concierge/reception desk by pressing the concierge button

To hang up, press the star * key


Staff on the concierge desk can pick up the handset and press the green talk button on the screen. 

To hang up just press the red hangup button on the screen or seat the handset back in the cradle. 

Calling the reception from a room station

Residents can easily call the reception console from their room, simply press the concierge/reception button

from the main screen.

Viewing the Door station camera from a room station or concierge station

Simply press the monitor icon from the main screen and select the door station you require

Room Station Functions