The TAA compliant Dual-Monitor DVI KVM Switch controls four multimedia computer systems from one dual-DVI monitor workstation. Increase Productivity The KVM switch supports four separate multimedia computer systems and the use of a dual DVI-D single-link monitor workstation, increasing productivity by enabling you to access more information at once. Integrated USB 3.0 Hub The 2-port hub that's built into the USB 3.0 KVM switch shares two additional peripherals (in addition to keyboard and mouse) among attached computers as if they were directly connected while supporting high-performance peripherals such as flash drives and video capture devices. Full Multimedia Support With support for separate stereo audio and microphones, the KVM switch box connects everything you need directly to your systems, saving you money and desk space. Easy to Operate The front-panel push-buttons make it easy to switch between systems and activate the auto-scan feature. The hotkey functionality makes accessing each system quickly, while an optional buzzer sound confirms the switch. StarTech.com offers a wide selection of high-quality KVM switches and KVM-related products to help you access your systems more efficiently without the expense and clutter of extra keyboards, mice, and monitors. This 4-port DVI USB KVM switch is backed by a 2-year warranty and free lifetime technical support.