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How the video door phone works

2018-08-05 15:28:55 SUPTER ELECTRONICS CO.,LTD 阅读

The video door phone system is a device used in high-rise residential buildings, inside and outside apartment buildings, household information transmission, anti-theft door control, and in case of emergency the tenant alarms to the building duty room. It is fully functional, reliable, its large capacity, beautiful appearance, easy installation and use and welcomed by the majority of users, and has also been widely used in safe living quarters.


First,  the working principle of the video door phone system


Visitors can conveniently call and talk to the occupants through the host in front of the downstairs unit. The resident can control the opening and closing of the unit's door. The host can receive the resident's alarm signal at any time and pass it to the duty host to inform the community security personnel. The system is not only It has enhanced the safety and security of high-rise residential buildings and has greatly facilitated households and reduced many unnecessary trips to and from buildings.


Second, the video door phone system work


The building door is always closed at all times to prevent non-residents of the building from entering the building without permission. Residents in this building can use the key to access the building freely. When a guest visits, guests need to press the room number of the visiting household on the intercom host keyboard outside the building to call the intercom extension of the resident. The owner of the visited household makes a two-way conversation or video call with the visitor through the intercom equipment, and confirms the identity of the visitor through the voice or image of the visitor. After confirming that the visitor can be allowed to enter, the owner of the household uses the unlock button on the intercom extension to control the electronically controlled door lock on the entrance door of the building to open so that visitors can enter the building. When the visitor arrives at the building, the building door is automatically locked.

The security and security department of the property management of the residential community monitors the work of the security intercom system in each residential building in the community through the community security intercom management host. If the entrance door of a residential building is opened illegally and the safety intercom host or line fails, the community security intercom management host will issue an alarm signal and display the content and location of the alarm. The residential property management department can use the system to communicate with residents or residents or residents. If the property department informs the tenants to pay various fees, the tenant informs the property management department to repair the residential facilities, and the tenants call the community management personnel or the neighbors to call for help in an emergency.