SX42DU−N is a 2x4 4K30 UHD DVI−I mini matrix KVM switch. It enables viewing and controlling four computers simultaneously while sharing peripherals − keyboard, video, mouse, audio, and USB devices. It also enables assigning a USB port to a specific computer while switching other peripherals, such as when a USB smart card reader must remain mapped to a certain computer.

　　View Applications In Ultra High Definition (UHD) 4K Video Quality — Never compromise on video quality. Rungraphic intensive,ultra highdefinition applications on all single and dual monitor KVM models.

　　Independently Switch Peripherals Between Computers — Use the front–panel push buttons to independently switch the video, audio, USB, and keyboard–mouse ports between the different computers. Enables, for example: Keeping a USB flash drive mapped to a certain computer, while switching the other peripherals to another computer; or listening to audio originating from one computer while working on another computer.

　　Smooth Switching Between Computers (Virtual Display Technology) — Automatically switch all peripheral control from one computer to another by dragging the cursor between each computer’s display border.

　　Copy & Paste — Transfer text and files between all the computers that are connected to the KVMswitch(no network connection is needed between parties). Use standard copy and paste keyboard key combinations (CTRL+C / CTRL+V) orcontext–menu commands.

　　Super Speed USB 3.0 Ports — Transfer data and files between peripherals and computersUSB 3.0 Super Speed rates through the KVMswitchUSB 3.0 ports.

　　Express USB Charging — Rapidly charge USB devices connected to the high–powerUSB ports.

　　应用

　　Command and control centers

　　Government agencies

　　Military

　　Financial institutions