The VisionTek USB 3.0 HDMI family of Display Adapters is the easiest and most cost effective way to connect a second display device using a USB 3.0 port. You can connect up to 6 display devices, with additional adapters, to a single computer without installing extra video cards. System Requirements: Single Core CPU at 1.2GHz or greater, 512MB memory, At least 1 USB 3.0 port, 30Mb of available disk space, Maximum resolution: 2048x1152, Minimum resolution: 800 x 600. Supported Operating Systems: Windows 7 (all versions), Windows Vista (all versions), Windows XP.