desire to protect themselves, their own families, and also things from the villains is understandable.The most reliable way to carry out such - to worry about installing surveillance devices outside the apartment, entrance, home.In fulfilling this goal will help intercom.Currently, there are many models intercoms, from the list of what you can select the version appropriate to specific customer requirements.The entrance door intercom device is nothing difficult, quickly assembled, provided that the installation of busy professionals.Intercom System consists of the following components: subscriber device - the device, enabling through an audio dialogue to identify the identity of the visitor, and shuts the unit - as a rule, is an electromagnetic lock is triggered by the needs outside panel - placed at the front door has an intercom and an electronic scoreboard.Intercoms can be mounted not only in residential buildings, and the company, in a word, where people come to supervision.
Intercoms are used in the Americas, Europe, the developed eastern countries for many decades.For our these devices have become available recently, but this will not prevent them quickly find its fans.Now there doorphone device in which you want an apartment building.This key magnet from constipation must match a single specific door, adjusted to a specific frequency.This denies the likelihood of a third party access to the house, apartment entrance.We must also say that the intercom system - besides strong iron doors and strong magnetic lock.Current models
interphone devices equipped with so-called Vandalism system to defend the intercom calling device from damage, ie reliability intercoms located at.Many residential buildings, private mansions Entry Kits control devices.Recently, customers who purchase such systems, there is an extensive range.In particular, you can set yourself a simple system, gained the ability to only voice communications, or more expensive, but more comfortable option with video.Door system with a large color display make it possible clearly see coming, as the owner of property is no need to engage in conversation if he saw a stranger, or someone with whom would not have to talk.The intercom system with audio communication there is no prospect of this, so in order to determine a person can only be a guest after the conversation.In addition interphone modification device with a color screen, in our time, in addition popular IP intercoms.Intercoms IP has broad functionality - from the inclusion of additional cameras to the prospect of accession to the system of management of the apartment building or online.Gradually, intercom systems become functional characteristic of the CCP: wireless communication protocols, control sensor, the presence of memory, etc.For the most demanding customers, who prefer chic everywhere, sellers offer original intercom system is expensive outdoor performance technical equipment.
