BlueRigger In-Wall High Speed HDMI Cable - 15 Feet - CL3 Rated - Supports 4K, Ultra HD, 3D, 1080p, Ethernet and Audio Return (Latest Standard) In-Wall Series - Fire-resistant PVC Jacket, and availablility in lengths of 15ft, 25ft, 35ft & 50ft make the BlueRigger CL3 Rated cable ideal for in-wall installation Supports Latest HDMI Standard - 4K, UHD, 3D, Audio Return Channel (ARC), Category 2 Certified,18 Gbps / 600 MHz Refresh Rate, 2160p, 1080p, 48 Bit Deep Color, Ethernet and is backwards compatible with earlier versions Reliable Construction - Durable, high-quality build protects against corrosion while maximizing signal strength - 100% Pure copper conductors, Triple Cable Shielding, 24K Gold-plated full metal jacket connectors Compatible with all HDMI Components - Connect Blu-Ray Player, Apple TV, Xbox One, PS4, Roku, and laptops with HDMI output to 4K UHD TV, projectors, A/V Receiver, etc. BlueRigger cables are backed by a Limited Lifetime Warranty and US-based customer support For a multi-dimensional immersive audio experience. Goes beyond traditional &#034;surround sound&#034; and delivers clearly perceptible, three dimensional, positional audio experience with up to 32 discrete channels. Significant increase in bandwidth up to 18Gbps for enhanced consumer video and audio experience BlueRigger Cables are CL3 approved. Fire-resistant PVC Jacket, and availablility in lengths of 15ft, 25ft, 35ft &amp; 50ft make the BlueRigger CL3 Rated cable ideal for in-wall installation. 4K @ 60Hz Ultra HD - 4 times the clarity of 1080p video resolution BlueRigger HDMI cables are certified to have a bandwidth of 18 Gigabits per second which is sufficient for 4K resolution at 60 fps (frames per second) Screens with HDR increase brightness and display more colors than screens without. With HDR, colors are rich and vibrant, and the range of colors shown on the screen is closer to the range the human eye can see. The difference is very noticeable and very pleasing