Two-way commercial vehicle blind area warning Multimedia monitoring integrated machine supports 2 high-definition camera input through the two wide-angle cameras installed in the body/outside, while playing songs can collect images around the vehicle, real-time transmission to the integrated machine, pedestrian warning inside the car by reminding pedestrians outside the blind area, with the help of this system can remind drivers and pedestrians at the same time. At the same time, the active safety warning can also visually see the obstacles and pedestrians around the vehicle, effectively reducing the occurrence of scratches, collisions, falls and other accidents. This product can record all the driving pictures to avoid "scraping porcelain" disputes.