The system has the characteristics of strong transmission capability, long distance of non-view distance, clear and smooth image, which mainly solves the two-way transmission of multi-terminal mobile wireless real-time video. Its typical applications include the real-time video transmission of public security emergency communication command, live interview broadcast, fire and disaster relief emergency command and other systems, and the characteristics of the system are mainly reflected in non-visual, mobile, wireless, real-time video, transmission.