DVN-4Duo-DL is a dedicated multi-platform KVM switch capable of managing up to four different dual head dual-link computers through two DVI-D monitors, one USB keyboard and mouse, a single set of speakers and a USB 2.0 Device. The USB emulation technology utilized by DVN-4Duo-DL enables immediate hotkey source switching through a remote USB keyboard and mouse. DVN-4Duo-DL uses dual-link connectors providing high resolutions of up to 2560x1600 (at 60Hz) or up to 1920x1200 (at 60Hz) for single-link connections.