The 4-port PS/2 Audio KVM Switch lets you control multimedia PCs with just one keyboard, monitor, mouse, microphone & a set of speakers. The KVM switch not only means that you can share your monitor, keyboard & mouse but you can also share microphone & speakers. With just a simple press of a button, this KVM switch eliminates the hassle of cable swapping & switching between 4 PCs. With its Hot-Plug, Auto-Scan & Hot-Key operating features, the TK-408K is the perfect choice for managing 4 PCs. Separate KVM cables are included.