The Cable Matters USB 3.0 to HDMI/DVI Adapter turns an available USB 3.0 port into an HDMI/DVI output. Leveraging the high-bandwidth (5 Gbps, 10x faster than USB 2.0) SuperSpeed USB 3.0 interface, this adapter functions as an external graphics card to deliver smooth, high-definition content to your HDTV or monitors at up to 2048x1152/1920x1200 (HDMI). It also provides a convenient external video solution that makes it easy to add multi-monitor capability to a USB 3.0 enabled desktop or laptop computer"};