We provide you complete telephony solutions: solutions with the standard/traditional features. The Following Features make *astTECS PBX extraordinary than any other PBXs: 100% Wireless Infrastructure - No more hassles of Cables running around your office. GSM Integration - Drag Down your Telecom expenses to 70%. Our asterisk based PBX is all that you expect /want from a PBX plus much more like : IVR Multiparty conference Voicemail system *ast G4 GSM -Card: Download Brochure The only GSM card for Asterisk manufactured in India. 4 Channel GSM interface Single external antenna for all 4 SIM cards Hot swappable SIM cards *astTECS offers variety of solutions, which can cater from SMEs to large organizations based on the *ast g4 GSM-card. Mobi