Fully compliant with the USB 3.0 specification revision 1.0B ackwards compatible with USB 2.0 / 1.1U p to 1920 x 1080 @ 60Hz resolution using USB 3.0 | Up to 800 x 600 resolution using USB 2.0S upports Windows Aero Effects | Supports up to six USB displays |? Supports Extended Mirrored and Primary display options? Supports extended left right above or belowSee Minimum System requirements in Description Below.