The V-R44P is a rack mountable unit that offers four 4" high-resolution active matrix LCD panels. Each of the four 480 x 234 pixel screens has it's own set of controls for color, tint, contrast, and brightness. Each panel has it's own input with loop through capability, a 3 color tally system, and auto-recognition of NTSC or PAL formats of video. This unit is only 2 rack spaces high, and can be tilted up to 90 degrees while rack mounted, making it the smallest video monitoring system of it's kind. Like all of the V-R Series, this unit is constructed of steel and aluminum, and comes complete with power supply and owners manual