Terabyte High Speed HDMI Cables are premium quality cables that help you extract the maximum performance from your gaming or home theater setup. cables are completely certified to support advanced HDMI features such as 3D, Ethernet and Audio Return - The cable is made of a PVC outer layer that protects from physical strain, external interference & maintains efficiency of the digital signal - Full metal jacket connector provides strength, durability and prevents interference as compared to other cables. - These cables are ATC (Authorized Testing Center) certified to support all resolutions up to 1080p Quality Picture and Sound - Latest version HDMI cable supports 3D content, Ethernet and Audio Return Channel - Guaranteed 4K, 1080p, 1080i, 720p, 480p, and 480i Resolutions - Supports Refresh Rates of up to 240hz and 48-Bit Deep Color - Supports Transfer Rates of Up to 340Mhz - Works with all HDTVs, Blu-ray players, Xbox 360, PS3 and other HDMI devices - Supports True HD Dolby 7.1 and DTS-HD Master Audio - HDCP Compliant Backwards Compatible with Previous HDMI Standards The cable is backwards compatible with all previous HDMI standards, so you'll be able to use this cable with all your HDMI devices. When you connect two devices with different HDMI standards, they will automatically find the best available connection.