Building intelligent intercommunication device with broadband power line carrier communication device

The utility model relates to a building intelligent intercommunication device with broadband power line carrier communication device, it includes: power line carrier communication device, master control set, audio frequency video decoding device and display device, the power line carrier communication device includes: the width is pressed friendship / direct -current input power supply circuit module, microprocessor circuit module, data storage circuit module, is handled circuit module, PLC analog signal input output processing circuit module, receiving and dispatching filtering circuit modulewith ethernet data interchange. Receiving and dispatching filtering circuit module in two at least power line carrier communication devices via differential wire respectively and connect on ripples communication line. The utility model provides a can adopt existing wiring to be connected between entire system's floor and the floor, support hand in hand or directly link ethernet switch, every unitconvergence be one with t