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SIP ALPHATECH-FERMAXv2 video door entry phone system

Products : VoIP Door Phones

SIP VoIP audio-video PCB board, the "SIP ALPHATECH-FERMAXv2" compatible with

1CP101 SIP v2


The VoIP SIP board can be integrated into the main audio or video modules of the following surface or flush mounted outdoor panels:

Video softphone application for Windows PC: iBell v1-3-7 windows softphone app 



  • Wide angle colour camera 120°
  • H.264 video codec supported
  • MJPG stream from the camera available
  • RTSP video streaming
  • G.722 wide band audio codec and G.729 audio codec supported
  • Full duplex audio
  • Email client
  • SSL / TLS encryption support for email sending with attached images
    • if you have a missed call, you will receive an email with images of the visitor
  • MicroSD card for messages 
  • 30 SIP accounts
  • Up to 200 call buttons
  • Up to 999 users when keypad is used
  • Up to 199 users when display is used
  • Each user can have his own, individual door access code
  • The SIP ALPHATECH-FERMAXv2 can work as SIP registrar
  • The SIP ALPHATECH-FERMAXv2 can register as a SIP extension to any IP PBX or SIP server (e.g. 3CX, Fritz!Box, Ericsson-LG, etc.)
  • PoE or 12V power supply
  • 2 internal relays
  • 2 virtual relays for remote control of a web relay via http commands
  • 4G video calls via Wildix SIP server cloud - paid service
  • 4G video calls via free Linphone SIP service
  • iBell SIP cloud service with iBell sip video softphones for Android and iOS - WiFi and 4G video calls including pre-view video
  • Easy, web based interface configuration via your web browser
  • All parameters including audio settings can be configured remotely via the web interface menu
  • Tested with 3CX v16 SIP server, IP video phones Grandstream GXV3370, GXV3275, Grandstream GXV3240, Yealink T49G, Snom D375, Snom D765




SIP ALPHATECH-FERMAXv2 video door entry phone system

Products : VoIP Door Phones


Please make sure your SIP Alphatech-Fermaxv2 uses the latest firmware, please download it here.



Quick setup guide for SIP Alphatech-Fermaxv2 

SIP Alphatech-Fermaxv2 manual

iBell v1-3-7 windows softphone app 

Fermax call extension module setup guide

Quick video setup guides:

Using the SIP board v2 without mapping button - instructions video

Call buttons mapping

Call buttons programming

Two keypad modes

Keypad used for direct dialling and entering door access code

External door access code in Phonebook

Sequential call

Hunt group - group ringing - group call 

Demo test with Fermax digital keypad ref 7447 and Fermax display ref 7449

Auto-detection of Fermax ref 2008

Auto-detection of Fermax ref 2008 - Fermax 8 call extension module


INFO to download the software: This software contains open source program parts. The following are the terms of the following open source licenses in the original English version:

General Public License Version 1
General Public License Version 2
Free software
Lesser General Public License Version 2.1
You can download the open source license terms in the following download links:

GNU GPL open source license conditions

GPL info Open Source Software v1

GPL info Open Source Software - v2

GPL licenses and authors - v2

Source code availability in the scope of GNU GPL




Quote sip alphatech fermaxv2


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