Mini-DisplayPort to DVI Adapter Use an external DVI-compliant display as your main workspace or you can extend your workspace onto two HD displays. The Adapter can work in mirrored mode with a DVI projector so an audience can view a laptop screen. Supports HDMI through a DVI to HDMI cable, available separately Supports digital DVI video resolutions up to 1080p and 1920x1200@60 Hz Compact, lightweight adapter cable fits in any laptop bag