IOGEAR USB 3.0 to DVI External Video Card, GUC3020DW6 Bus Type: SuperSpeed USB 3.0 Interfaces: USB 3.0 DVI Product type: External video adapter Easily connect additional DVI monitors to a USB 3.0 port Extend or mirror your desktop with multiple monitors Supportsresolutionsup to 2048x1152 at 32-bit color Supports Full HD 1080P video streaming Bus Powered - No external power supply needed Add up to six external displays via USB 3.0 ports Includes DVI to VGA and DVI to HDMI Adapter For Office Use, Graphic Use and Data Entry Use