CZZD03 Beidou RNSS car video terminal adds the functions of audio and video acquisition, storage, playback and real-time transmission on the basis of CZZD02 terminal. Real-time monitoring and management needs for hazardous vehicles, school buses, buses and related special vehicles. The device can choose to choose RF card reader, shouter and other accessories, to achieve a wealth of extended functions, but also can increase wiFi module, in the hot environment for video transmission.