ELIMINATE UPGRADING COSTS: The USB 3.0 to VGA Adapter turns your USB 3.0 port into a VGA output. The external video adapter also is the perfect multi-monitor solution, ideal for your Ultrabook or Laptop. EXTREMELY PORTABLE:?Powered by a USB port, this?multi monitor display adapter?features a lightweight design?that conveniently fits into your carrying case, making it ideal for professionals on the go. CRYSTAL-CLEAR PICTURE: With support for resolutions up to 1920x1200 or 1080p video support, this USB to VGA adapter produces a crisp, crystal-clear picture quality. SUPERSPEED CONNECTIVITY: Leveraging the 5Gbps high-bandwidth SuperSpeed USB 3.0 interface, the multi monitor adapter functions as an external graphics card to deliver smooth, high-resolution content to your dual monitor adapter. RELIABLE SUPPORT: Backed by a 2-year StarTech.com warranty, this USB 3.0 to DB15 RGB external graphics card also comes with free lifetime technical support.