SIMTEK proudly presents MONTXT™ a Plug N Play SMS self monitoring or fully monitored GPRS security upgrade module for any Security System/Home Automation and or Electronic Control Systems over a Mobile Network. MONTXT™ is fully compatible with any mobile phone, Smart phone or PC. Controlling an alarm system via the MONTXT™ system can be done by conventional SMS from any mobile phone, Android/iPhone App or by any computer connected to the Internet