SMK580LX15 console switch lets you to control your rackmount servers using a single monitor, keyboard and mouse. The console switch has 8 CPU ports that support auto-scan and hot-plugging. The console switch uses an On-Screen Display (OSD) interface and pushbuttons on the keyboard for accessing each attached computer. Cascading KVM switch units allows you to modify your Server Console Switch system, as your network system needs change. Designed to effeciently utilize expensive rack space, the SMK-580LX15 console switch is a 1U slide-out keyboard drawer in a space-saving clamshell design. Each unit is constructed of light weight aluminum. Ball-bearing slide rails let you effortlessly pull out the keyboard tray to access the LCD and keyboard for operation.