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.