Copper Based DVI Cables: Copper based cables with lengths of 6,10,15,30 and 50 feet. HDMI use a much smaller, user-friendly connector than the DVI connector. The specification handles high-bandwidth, uncompressed video and multi-channel digital audio as well, all in one cable. These cables are HDCP compliant.HDTV Resolutions Supported: The 1-30 foot cables are good for the following resolution: 480i, 480p, 720p, 1080i, 1080p. The 40 and 50 foot cables are good for resolutions up to 1080i. With a DVI Repeater/Booster the 40 and 50 foot cables are good for resolutions up to 1080p.Computer Resolutions Supported: The 1-15 foot cables are good for resolutions up to 1920x1200. The 30 and 50 foot cables are good for resolutions up to 1280x1024. With a DVI Repeater/Booster the 30 and 50 foot cables are good for resolutions up to 1920x1200.