The 2-port DVI USB KVM switch kit with audio, model TK-214I, allows you to control 2 PC and/or Mac computers with one set of console controls. Manage laptops or desktops that have DVI, USB, and audio ports at the touch of a button with one set of USB keyboard, USB mouse, DVI monitor, microphone, and speakers.No driver installation required, simply plug in the devices to control 2 computers. A convenient toggle switch with a 1.5 m extension cable can be placed in the most ergonomic location on your workstation.View crystal clear Digital Video Interface (DVI) resolution at up to 1920 x 1200 pixels. Built in 0.9 m combination cables include all the necessary USB, DVI, and audio connectors for each respective computer. This KVM switch does not need to be plugged into an outlet - it is powered by the connected computers.