The DualHead2Go DP Edition from Matrox is an external device that lets you drive dual displays each at up to 1920 x 1200 resolution from a single DisplayPort output. This allows you to drive dual digital or analog displays from a laptop or from a desktop that only has one DisplayPort connection. The device is compatible with Mac Windows and Linux systems. Enables a dual monitor setup for your notebook or desktop computer. Supports a maximum resolution of 3840 x 1200 -- displays attached to DualHead2Go must run at the same resolution. Uses your system s existing GPU to deliver a stable platform for office 3D design and multimedia applications. Works with LCDs CRTs and projectors. Quick and easy to install -- there s no need to open the computer case or insert components. Spans taskbar across monitors for easy access to all your open applications. Matrox Clone to view a copy of one display on the other display. Includes Matrox PowerDesk software to easily manage your desktop configuration. Expand your desktop further and connect a second DualHead2Go to your graphics hardware to support up to four monitors at a time. Windows Linux and Mac compatible.