TESmart 4X4 4K HDMI Matrix Switcher with RS232 IR Remote Control Supports 4K@30Hz, HDCP, 3D and Deep Color, HDMI 1.4 CompatibleTESmart 4X4 4K HDMI Matrix Switcher with RS232 IR Remote Control Supports 4K@30Hz, HDCP, 3D and Deep Color, HDMI 1.4 Compatible