Description Hdmi and vga interface could be found on most tv, monitors, and displays. This mini displayport adapter enables you to extend your mac system by one hdmi or vga interface. It contains 2 chipsets, and supports both digital and analog signal. By connecting an additional monitor, you can also mirror or extend the display of your mac. Specification 1. Connector: mini displayport 20 pin male > hdmi / vga female 2. Mini displayport 1.1a standard 3. High speed hdmi 4. Resolution up to 1920 x 1200 and hdtv up to 1080p Description Hdmi and vga interface could be found on most tv, monitors, and displays. This mini displayport adapter enables you to extend your mac system by one hdmi or vga interface. It contains 2 chipsets, and supports both digital and analog signal. By connecting an additional monitor, you can also mirror or extend the display of your mac. Specification 1. Connector: mini displayport 20 pin male > hdmi / vga female 2. Mini displayport 1.1a standard 3. High speed hdmi 4. Resolution up to 1920 x 1200 and hdtv up to 1080p