The brightness of an HDR projector, unlike HDR monitors, is not based on fixed values from the signal assigned to it, but varies depending on the distance between the projector and the screen, screen size, and the material of the screen. Therefore, BenQ HDR-PRO projectors provide five different recommended HDR Brightness values for popular home projector screen sizes*. It is also equipped with brightness control so users can change the brightness level based on screen size to enjoy the best viewing experience. (*common home projection screen sizes are 80”, 100”, 120”, 150”, and 200”)