In May 2009, according to the market demand, the emergency command and dispatch system was developed in Datang Hearing. The system adopts server architecture. Functions of the system: caller display, one-button group call, single call, group call, transfer, strong plug-in, strong disassembly, tripartite call, telephone conference (support 30 parties) and other functions, the maximum support for 300 party meetings. This system mainly integrates and docks: soldier system, video conference, telephone conference, Wireless Cluster intercom, program-controlled dispatcher, maritime satellite telephone and so on. This product can be widely used in coal mine, electric power, chemical industry, railway, highway, hydraulic, petroleum, mine, fire protection, forestry, government and other fields.
