This advanced KVM Switch has been designed for use with PCs and Macs. It features DVI single link video ports and a two port USB 2.0 hub for connecting and sharing your peripherals. With full audio support you can also connect your speakers and microphone. Unique Switching Options With its stylish all metal design, the KVM Switch Pro USB 2.0 is ideal for home or office use. The built-in 2 port USB 2.0 hub allows you to save money on additional devices by sharing your peripherals between the connected computers - the unique switching arrangement allows the USB hub to be switched independently of the computers. So, for example, you can print reports for work from one PC while playing games on the other! Similarly, independent audio switching is also supported - you can listen to music on one computer while surfing the web on the other! Versatile Video Support DVI-I single link ports can be used with PCs and Macs. Digital video resolutions of up to 1920 x 1200 can be achieved. For maximum versatility, the switch can also be used with analogue VGA computers using relevant adapter cables. See below for more information. Please note: Connection cables are not included.DVI,USB A to B, and3.5mm jack to jack microphone and speaker cablesare required for each connected computer. The maximum supported distance for USB, using standard cables, is 5m. For distances over 5m, use aUSB Active Extension Cable.