The 2x2 HDMI Matrix Switch with Cinema 4K and RS-232 offers convenient, smooth switching between any two HDMI video sources such as a computer, Blu-ray or media player, and cable or satellite boxes and two HDMI displays. Appreciate crystal clear, superior Cinema 4K video resolutions to 4096 x 2160 at 60Hz for any variety of uses including home theater, in lobbies, digital signage displays, video walls or other environments where flexible video switching is needed.