【Certified Ultra High Speed HDMI Cable】This 6.6ft HDMI 2.1 cable is certified by the HDMI Forum, and each package includes a certified label for authenticity. 【Top Technology-8K 60Hz & 4K 120Hz HDMI Cable】The Kimtabo 6.6ft HDMI 8K cable offers 48Gbps bandwidth for 8K@60Hz and 4K@120Hz signals. It features dynamic HDR and 12-bit color processing. Additionally, it incorporates an enhanced audio return channel (eARC) for high-definition audio and superior sound quality, supporting Dolby Atmos and DTS-X files. And backward compatible with HDMI 2.0b/2.0a/1.4/1.3 versions. 【VRR for Gaming and Wide Compatibility】 HDMI 2.1 cable can achieve a super smooth picture of 4K@120Hz 144Hz for gaming. Support signal transmission from laptops, PC(RTX 3060, 3070,3080,3090), Gaming pc, PlayStation 4, PlayStation 5, Xbox series x to Smart tv, Monitor, Projector. 【Durability high-quality materials】 With three layers of shielding material and tinplate inside the zinc-alloy housing, this cable ensures low electromagnetic interference (EMI) and stable signal transmission. Oxygen-free copper conductor, DOW's foamed PE insulation, 24K gold-plated connectors for accuracy. Flexible PVC jacket with military-grade tensile cotton extends lifespan. 【Strictly tested by advanced devices】The cable is manufactured by a factory with over 10 years of experience in researching and producing cables. Each cable undergoes the connection test three times and the performance test twice, using devices such as PS4, PS5, RTX-3060, and HDTV. Additionally, parts of the cables are sampled and tested by the TDR tester to ensure the bandwidth is up to 48 Gbps. This KIMTABO 6ft HDMI 2.1 cable have a UHS label on the package to be the real CTS 2.1 cable. The features include: 1. Higher video resolutions support a range of high resolutions and faster refresh rates including 8K60Hz and 4K120Hz for immersive viewing and smooth fast-action detail. Resolutions up to 10K are also supported for commercial AV, and industrial and specialty usages. 2. Dynamic HDR support ensures every moment of a video is displayed at its ideal values for depth, detail, brightness, contrast and wider color gamuts—on a scene-by-scene or even a frame-by-frame basis. 3. The Ultra High Speed HDMI Cable supports the 48Gbps bandwidth for uncompressed CTS 2.1 Version feature support. The cable also features very low EMI emission and is backwards compatible with earlier versions of the HDMI Specification and can be used with existing HDMI devices. 4.eARC simplifies connectivity, provides greater ease of use, and supports the most advanced audio formats and highest audio quality. It ensures full compatibility between audio devices and upcoming CTS 2.1 Version products. The cable is compatible with Dell, AMD, EVGA, GIGABYTE, Intel, Soundbar, MSI, NVIDIA, Thinkpad, HP, Acer, Lenovo, ASUS, Apple, MSI, Samsung Electronics, Razer, jumper, Microsoft, Alienware, TECLAST, LG, Computer Upgrade King, Toshiba, HYUNDAI, GIGABYTE, ME2 MichaelElectronics2, EXCaliberPC, Thomson, Bmax, ALLDOCUBE, Panasonic, Mytrix, PROSTAR, iProda, Latitude, Samsung, Sony, LG,TCL, Philips, Hisense, TD Systems, Sharp, Xiaomi, Huawei, MacBook Pro 2021, Mac mini, Mac Pro