Connect two CS1842 devices for one operator-controlled quad display setup The ATEN CS1842 Dual Display KVMP Switch provides a valuable solution for desktop workstations with instant and effortless access to two computers with HDMI interface via a single USB keyboard, mouse and two HDMI monitors. To meet user requirements, the CS1842 meets the HDMI 2.0 standard and supports superior video quality up to 4K DCI (4096 x 2160 at 60 Hz), which provides an overwhelming and vibrant display. In addition, the CS1842 with the patented ATEN Video DySync technology offers an optimised display resolution and accelerates switching between systems. An integrated USB 3.1 Gen 1 hub provides data transfer rates of up to 5Gbps and allows you to speed up operations and efficiently share USB peripherals. One USB keyboard, mouse and two HDMI monitors control two HDMI computers and share two USB peripherals. Supports Quad display by connecting two dual display KVM switches Video DySync an exclusive ATEN technology eliminates display problems at startup and optimises the resolution when switching between different sources. Supports superior video quality 4K UHD (3840 x 2160 at 60 Hz) and 4K 40 96 x 2160 at 60 Hz) Computer selection via push buttons, hotkeys, mouse 1, remote port selector and RS-232 commands. 2 integrated 2-port USB 3.1 Gen 1 hub with SuperSpeed 5 Gbps data transfer rates. Supports console keyboard emulation/bypass function. Supports console mouse emulation/bypass function. Ubdependdependent change KVM, USB peripheral and stereo audio focus3. Multilingual keyboard layout supports English, French, Japanese and German keyboards