Upgrade HDMI 2.1 cable: This 8K HDMI cable complies with the HDMI 2.1 standard and supports 48 Gbps high-speed data transfer, 8K@60Hz, 4K@120Hz, 2K@240Hz, Dynamic HDR, Dolby Vision, eARC, HDCP 2.2 & 2.3, 3D, 32-channel audio, 4:4: 4 RGB, ALLM, QFT, QMS, VRR, DSC, and more. Backward compatible with versions 2.0, 1.4, 1.2, and 1.1 ^^ Fiber Optic
HDMI Cable: HDMI Cable 30ft Engineered with most advanced fiber optic technology for superior lightweight, ensures ultra-fast data transmission, less signal attenuation, better interference immunity, and 10x longer lifespan than copper cables. Ideal for in-wall installations and home renovation ^^ Enhanced Gaming Experience HDMI Fiber Optic Cable enhanced audio return channel (eARC), provides high-definition audio and highest audio quality. The 8k hdmi cables also supports variable refresh rate (VRR), solves the problem of picture freeze and tear, making the game more smooth ^^ High Quality HDMI Braided Cord This long hdmi cable 30 ft features an aerospace-grade aluminum shell that resists corrosion, Nylon braided sheath and curved tail design, can withstand up to 40, 000 bends, the 24K gold-plated connector accurately transmits signals. The military grade tensile nylon material also greatly extends its life ^^
Unidirectional Transmission: 8K Fiber optic hdmi cable is one-directional transmission. The plugs at each end are marked "SOURCE" and "DISPLAY". The "SOURCE" plug connects signal source devices such as TV Box, PS5, PS4, PS3, Blu-ray Players, Xbox Series, Laptop etc. The "DISPLAY" plug connects display end devices such as TV, Displays, Projector, Moniter etc. Please make sure you plug in each end correctly, you will not get signal from the device