Emergency communication system
communication system used for emergency coordination, often made up of both input devices, sensors, and communication devices, typically capable of both initiating and receiving information among multiple parties / From Wikipedia, the free encyclopedia
An Emergency communication system (ECS) is any type of system (often using computers) that lets people or groups communicate during emergencies. These systems often include many different types of technology (such as telephones and televisions), which all work together to help communicate important messages during emergencies.