The Calrad 40-1063-HS-4 accepts Ultra HD 4Kx2K HDMI video sources and splits the signal to four Ultra HD displays simultaneously, without loss of quality or resolution. Works with all compatible 4Kx2K HDMI baluns. Not only does it come in a Metal case but is has two L.E.D. signal indicators illuminate when HDMI signal connectivity is working on each output. Now with selectable EDID settings you can view your source instantly without hand-shaking delays.