The KVM Switch can connect up to 32 switches to provide direct control of 16 computers or control of up to 512 computers through serial connections, using only one keyboard, monitor, and mouse. Automatic scanning feature, Cascading Capabilities, Hot Pluggable Operation, Keep Alive function, Microsoft Intellimouse support, Occupies 1U of rack space, On-Screen Display (OSD) capability, PC mouse/keyboard/video support, Powder coat paint finish, Status Indicator LEDs