Desigo Fire Safety’s Intelligent Voice Communication (IVC) from Siemens – Fire Safety is a technologically advanced, addressable fire-with-voice unit. Through use of its multiprocessor `Network’ design – as well as with its compatibility with intelligent detection devices – Desigo IVC epitomizes system flexibility. Each Desigo IVC panel is easily accessible for operation: soft- key push-buttons; a backlit liquid-crystal display (LCD) screen, and a (4) four-way navigation push button are all located in the upper portion of each FACP’s front end.