MCS has specialized in the production of  GSM Interfaces leading to complete Fixed/Mobile Convergence solutions. We have solutions in multiple casings. Our Interfaces are known for its high quality, stability and many exciting features. The products are tested on all kind of PBX-systems in different countries all over the world. MCS has always been a leading company in GSM-Interfaces; 

The history of our product indicates the professionality and innovative way of our portfolio:

2009: MCS introduces unique building blocks for its Gateways in order to reach a true and cost saving fixed/mobile convergence solution
2009: IntelliDial is introduced - save money with your mobile phone when calling to fixed numbers
2009: SimSwitch VoIP and PRI are added to our portfolio. Savings up to 70% or more are possible
2008: VoIP AS55x range is introduced. The VoIP AS55x connects with IP-PBX-systems
2007: AS551 PRI GSM Gateway with Mobile Extension option at CEBIT introduced
2006: Q300/Q400 range for IP and Passthrough solutionis is added to our portfolio
2006: SMS Comfort introduced for comfortable sending and receiving SMS via existing email programme
2005: Introduction of AS5401/Light - economical solution for savings from fixed to mobile
2005: World's first to introduce GSM Mobility Extender: your mobile phone becomes part of the PBX as it if a normal office extension
2005: SMS GSM-ISDN Gateway introduced: both SMS and voice through one Gateway
2004: Introduction of world first's SimSwitch ISDN Gateway with up to 5 SIM's per GSM-channel
2004: AS522 is succeeded by AS5401 ISDN Interface. Many new leading edge features are introduced, such as: (un)answered call setup, selective CLI information, white/blacklist etc.
2003: CEBIT-worldwide first to introduce 19"rack 1U BRI ISDN Interface
2003: CEBIT - worldwide first to introduce 19'rack 1U GSM-data Interface
2003: AS5300 is succeeded by AS546 19” PRI ISDN Interface, 6U with 30 channels
2002: Introduction of AS5300 19’ PRI ISDN Interface with 30 channels
ü2002: Worldwide first to introduce Callback feature
2001: AS521 is succeeded by AS522 dual band ISDN Interface
2000: Introduction AS521: worldwide's first BRI dual band ISDN Interface  
1997: AS520 desktop monoband ISDN Interface with 2 GSM-modules, including internal LCR-router, DISA possibilities, remote access etc.