Ultra Speed HDMI 2.1 Performance with 48 Gbps bandwidth supports eARC, dynamic HDR, VRR, ALLM, and Dolby Vision; designed to support 8K at 60 Hz, 4K at 240 Hz, and other end resolutions with reliable signal transfer Crystalclear image quality with razorsharp visuals, vibrant colors, and deep contrast; supports 8K@60 Hz, 4K@240 Hz, 4K@165 Hz, 4K@144 Hz, 4K@120 Hz, and 1440P@144 Hz; VRR minimizes tearing, ALLM reduces latency, and dynamic HDR enhances realism Immersive surround sound with eARC for lossless audio transmission between TV and sound system; supports Dolby Atmos, Dolby TrueHD, DTS Master, DTS:X, and other fidelity formats for cinematic home theater experiences Durable and shielded construction featuring an aluminum alloy housing, goldplated connectors, and 4layer shielding; resists corrosion, wear, and interference to ensure stable signal delivery for gaming, streaming, or movie playback Use scenarios: Connect a nextgeneration gaming console or end PC to a compatible TV or monitor to enjoy refresh rates, VRR, and low latency for smooth gaming Create a home theater setup by linking a TV to a soundbar or AV receiver to experience lossless audio formats such as Dolby Atmos and DTS:X with immersive sound Route 8K or end 4K media from a Bluray player or streaming device to a display to preserve dynamic HDR, color accuracy, and detailed resolution