Door phones - Alphatech (en)

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Door phones

Analog doorphones - different design, but the principle is used for common = anlogovou connection to the telephone line, either at the local office PBX or landline (analog)

VoIP - SIP doorphones - modern type of connection to the computer network, video and audio is transmitted digitally. Communicator communicates with VoIP SIP phone devices connecting to the same computer network off P2P (peer to peer) or you can phone dialer and register to the SIP server (either local or public) and communicate over the Internet.

GSM communicators - door communicator is wirelessly connected to the GSM network

Accessories - includes voltage power supplies, locks and additional modules

Common for our doorphones
Configurator for easy selection of the type doorphone

Examples of connection Exit button
Universal document with examples of wiring relays - locks on our doorphones.
Examples of connection modules for analogue modular doorphone
Examples of connection modules for VoIP SIP modular doorphone

Help with security solutions when installing IP doorphones

Last change: 13.11.2017
JR2011-2017
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