8k HDMI Fiber Optic/Copper Cable. Active 8K Optical HDMI Cable: This type cable is one-way transmission "SOURCE" plug for connecting HDMI source(Blu-ray, STBox etc.) DISPLAY plug for connecting your HDMI display device(TV, cinema projector, etc.) Backwards compatible with HDMI 2.0, 1.4 & 1.3.
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