Video doorbell, building intercom

Video doorbells, building intercom, video intercom, etc., all refer to the visitor management system! Also called the doorbell system. Many people only know the doorbell, the Video Doorbell, and the video intercom, but they don't know what the building intercom is. Some monitoring engineers may also know the specific meaning! To be precise, it is a set of visitor management system, a set of humanized management visitor system with hardware and software!
Building visual intercom systems generally consist of the following equipment:
1, unit host: also called the door host, door machine, ladder machine, or simply host. The function is for the visitor and the user to input the room number and password to be accessed; it is the front-end public device in the building Intercom System, which can be used for visitors, users, administrators, etc. to talk to the users in the unit; also for users, management The password is input by the member to unlock the password; the unit host can be equipped with a built-in and external ID/IC card access control module for the user to unlock the card; generally divided into: non-visual, black-and-white visible, color visible, or divided into LED display, LCD display, etc.;
2, floor platform: also called floor protector, floor decoder, floor splitter, wiring box and so on. However, the floor protector is different from the floor decoder. In addition to all the functions of the floor protector, the floor decoder can also decode the user terminal (indoor extension) of the system, so that the cost of the user terminal equipment of the system is Reduced, most production companies use this method to reduce production costs! The floor decoder is a device that cannot be omitted from the system! Building protectors generally do not have a decoding function. In the relevant regulations of "standard GA/T 72-2005", there is no mandatory requirement for the intercom system of 28 users or less, and it is allowed to be omitted according to the user's situation.
Usually, it is always closed. It is not for the staff of this building to enter the building without permission. The residents in this building can use the key to enter and exit the building freely. When a guest visits, guests need to click on the room number of the intercom host on the intercom keyboard outside the building to call the intercom extension to visit the resident. The owner of the interviewed household makes a two-way or visual call with the visitor through the intercom device, 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 the visitor can enter the building. After the visitor enters the building, the door is automatically closed.
The security department of the residential property management manages the work of the security intercom system of each residential building in the community through the host. If the entrance door of the residential building is illegally opened, the intercom host or the line fault occurs, the cell security intercom management host will issue an alarm signal and display the content and location of the alarm. The community property management department and the household or household and household can use the system to talk to each other. 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 residents call the community management personnel or the neighborhood for help in an emergency.