BR-TQS7001-4cams 7" quad monitor with split screen with a  rear view camera/1 front camera /2 side cameras for reduce the blind spot. The monitor supports 4 channel video inputs. 9 languages for user operation selection. With multiple viewing options, you can choose how many cameras you want to view and in which format. It is equipped with a rear-view camera, a front-view camera, and two side-view cameras. These cameras are all with night vision. They are completely waterproof with an IP69K rating reliable, strong and suitable for any harsh environment. It is suitable for your car, truck, VAN, RV, bus monitoring. Its operation temperature is -30℃~+70℃. The screen can automatically switch when reversing, which can help drivers drive safely because they can see every angle of the image. It can work well day and night.