Inform Design SPYKE-IT Disc Holder Techtanium Series BLACK Package Content - 1 PS/2 KVM switch, four 6 foot PS/2 KVM cables, four 10 foot PS/2 KVM cables, 1 Power adapter, 1 Rack mount kit, 1 Quick start guide, 1 Warranty Registration card Use one keyboard, monitor and mouse to control 8 computers Plug-n-Play monitor support, high-resolution video support (up to 1920 x 1440) Easy to install, no software required Easy to operate use push button at the front and hot keys to switch port