Product Description Durable HDMI 2.1 certified cable: HDMI to HDMI cable is HDMI 2.1 certified, with a certification code attached to the package, which can be checked. This 8K HDMI cable is tougher than any other braid cable since it has armor nylon and all-metal port has longer service life and will never rupture.8K 60Hz FUHD: UGREEN 8K HDMI cable supports higher resolution of 8K@60Hz, and compatible with 8K@50Hz, 4K@240Hz, 4K@144Hz, 4K@120Hz, 4K@100Hz,etc.48Gbps Super High Speed: This HDMI 2.1 cable supports up to 48Gbps bandwidth, much faster than HDMI 2.0 and HDMI 1.4.Dynamic HDR: HDMI cord provides you more vivid picture with dynamic hdr, supporting Dolby Vision HDR, HDR 10+, etc.eARC Supported: This 8K HDMI Cable also enables you to enjoy perfect audio fidelity. Enhanced Audio Return Channel enables the use of object-based surround sound formats, such as Dolby Atmos.