This Best Buy Essentials 6' Mini DisplayPort to HDMI Cable can mirror or extend the display from your Mini DisplayPort device to an HDMI-supported monitor—without the use of a separate cable or adapter. It supports resolutions up to 1920 × 1080 for high-quality video (and audio is supported when provided by the source). It has 24K gold plating to help guard against corrosion and loss of quality.