Door entry systems provide the perfect safety solution and, for businesses, easy compliance with the Disability Discrimination Act. Intercom technology has come a long way since the first audio systems with a panel at the front door and entry handset that was dedicated to buzz you in. Initially, video has been added so that the callers could be examined. Following the black and white color versions, the electronic signs replaced analog signals. At the next phase, the dedicated handsets were not needed anymore. The call panel located at the gate was linked to a switchboard or phone. This kind is one of the more complex door entry systems now available. It is quite popular with those charged with maintaining apartment blocks or landlords.
When a visitor presses a flat number, the panel speed-dials the homeowners’ phone number and connects the one visiting at the panel. They then grant the visitor access, in most cases by pressing the zero on the telephone keypad. Some models include video that may be viewed on particular TV channels in the flat, adding another layer of security for more peace of mind.
With various systems, the homeowner does not need the traditional key. They could either be provided with a crucial fob/card or even coded access. This emits a signal that also provides access. A vital benefit of this is that you will not have to change the lock if the card/fob is misplaced and as you would have to if the normal key went missing. The card/fob might be immediately deleted from the machine and a new one added and given to the homeowner. The system software also enables the phone numbers to be changed as needed, so there are even more advantages.
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The machine can work equally well when employed in a business environment. The entrance panel connects to the PABX switchboard and dials whatever extension has been set automatically. This can be changed easily to match using simple applications. Therefore, if the receptionist has gone for lunch, the entry calls may be diverted to a different phone. Where no BT landline is there, a GSM system will connect to a mobile device for total flexibility.
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The most recent development is a door entry system that works via an online connection via an IP tablet or phone, PC or notebook. This means that distance to the property manager or safety is never an issue and one person can provide or restrict administrator and access control that is programming users, changing door standing or deleting interrogating, to websites or a number where that is needed.
It is not always clear what will suit your needs best. But when investing in a new door entry system, it is wise to consult the professionals.