Vszerda 8K Fiber Optic HDMI 2.1 Cable 20ft, Active HDMI Cable Slim, High Speed Fiber HDMI Cord, 48Gbps, 8K@60Hz 4K@120Hz, Dynamic HDR, eARC, HDCP 2.2&2.3, 3D, for HDTV Monitor Game Laptop Xbox PS4/PS5

8K Fiber HDMI 2.1 Cable -- Optical hdmi cable 20ft supports High-speed 48Gbps, 8K@60Hz, 4K@120Hz, 2K@240Hz, Dynamic HDR, Dolby Vision, eARC, HDCP 2.2 & 2.3, 3D, 32
Audio Channels,
4:4: 4 RGB, ALLM, QFT, QMS, VRR, DSC etc. Backward compatible with version 2.0 / 1.4 / 1.2 / 1.1.; Slim & Flexible Fiber HDMI Cable -- Compared with traditional copper core cables, active hdmi cable have a greater bandwidth, faster speed, less signal attenuation, no electromagnetic interference, are slimmer and more flexible, have a stronger bending strength, and a longer service life, which is the development direction of future cables.; Long Distance Signal Lossless Transmission -- Fiber optic hdmi 2.1 cable can achieve lossless transmission, the longest transmission distance of up to 300m. Copper hdmi cord can't reach 18Gbps for more than 50 feet, while fiber hdmi cables can reach and without signal loss.; High Quality Active HDMI Cable -- The long hdmi cable feature gold-plated connectors to prevent oxidation and are protected by a zinc alloy housing. Withstands over 20, 000+ bending cycles.; Superior Gaming Experience -- Compared to 4K hdmi cable, 8K fiber hdmi 2.1 cable add enhanced audio return channel (eARC) to deliver HD audio and the highest audio quality.

It also support variable refresh rate (VRR), which solves the problem of freezing and tearing of the picture for smoother gaming.