2-Port USB Auto KVM Switch w/3-Port USB 2.0 Hub, Audio & Built-in Cables 2-Port Auto KVM Switch General Features: Black color Control two computers with one VGA monitor, PS/2 keyboard and PS/2 mouse 3-Port USB 2.0 hub Supports audio function LED activity indicators Keyboard hot keys selection method Auto/Manual scan mode Easy to install Plug and Play, no software required Windows 98, ME, 2000, XP, Linux and Mac OS compatible