VideoPlex4 Video Wall Controller

The VideoPlex4 is a standalone display wall controller that accepts a standard single- or dual-link DVI input and flexibly displays it on up to four output monitors. Create individually-shaped video wall designs with display video sources freely scaled and positioned, including rotations of 90°, 180°, and 270°

See here why the VideoPlex4 Video Wall Controller from Black Box is the simple way to create stunning and unique video walls.