8-Port PS/2-USB VGA Single Rail LCD KVM Switch - Built-in LCD console with 19-inch LCD screen featuring LED backlighting. Nowadays, space in the server room is becoming increasingly limited while maintenance costs are rising. Therefore, administrators are increasingly looking for solutions that reduce both costs and space requirements. ATEN's KVM switches with built-in LCD screens provide a space-saving, compact KVM solution that includes an LCD screen, a full-sized keyboard, and a touchpad, fitting into a 1U space in a 19-inch rack. A single console can control up to 128 computers through cascading in 2 levels with up to 8 switches. Built-in LCD console with 19-inch LCD screen. Dual interface - supports computers with PS/2 or USB keyboard and mouse. Multi-platform compatible - Windows 2000/XP/Vista, Linux, Mac, and Sun. Supports USB keyboards for PC, Mac, and Sun. Automatic detection of PS/2 or USB input devices. USB or PS/2 keyboard and mouse emulation – computers can be booted even when the console is currently connected to another server.