HDMI 2.1 specification // Austere Ultra High Speed HDMI cables are held to the highest 8K specifications to maximize the performance of your investment, including a graphics rich bandwidth of 48Gbps and can carry resolutions up to 10K and 8K60, 4K120 frame rates Why HDMI eARC Technology Matters // To upgrade your entertainment experience, we've added High Fidelity eARC technology that delivers the highest quality streaming audio available, including support for Dolby TrueHD Atmos Engineered for Excellence // Our Pure Gold Contacts, Oxygen Free Copper and Silver Plated Conductors won't erode over time, which ensures a lifetime of peak performance. aDesign Philosophy // Our WovenArmor Cable provides strength, durability and protection to ensure a lifetime of quality performance. High Flex Cable routes comfortably in tight places and our LinkFit Connectors ensure a locking connection to your devices Lifetime Guarantee // Ensures your satisfaction with performance