8Port USB&PS/2(Combo)Rack Mounted Design KVM Switch 1.Consloe your Keyboard/Mouse via either way of PS/2 orUSB arbitrarily. 2.Complex connections with PCs via either way of PS/2 abritrarily. 3.Controls 4/8/16 computers from a single console(Keyboard/Mouse)over PS/2 and /orUSB connections. 4.Supports Windows,Linux, MacOS9,Sun Microsystems. 5.FeaturesOSD (ON SCREEN DISPLAY) 6.Daisy Chainable-control up to 3 levels (up to 512 PCs)