Add a new feature to your PBXs: Access control.
ALPHATECH is a leading manufacturer of audio & video intercoms in Europe (10 years). Its R&D developed the electronics needed to convert a standard intercom into a SIP phone.
Now you can add audio and video intercoms to all of your VoIP SIP PBX. They work registering as another SIP extension to your Asterisk or 3CX IP PBX, making them reachable from any other device registered to the PBX (phone, videophone, ...). Intercom "auto answers" and starts communication. It can also detects DTMF codes (programmable via web) to act over a relay and open a door:
Alphatech, to host its electronics signed agreements with 2 worldwide leaders in mechanic parts: FERMAX and URMET. So, intercoms look & feel is the same than standard ones, but justapparently: electronics have been completely redesigned for VoIP calls over SIP.
It's the only SIP intercom including 2 relays to act over 2 different devices (barriers, doors, lights, ...) with independent DTMF codes.
Multiple combinations and formats:
Alphatech product classification according to different housings: