(The 8K 4x1 HDMI Switch supports connect 4 HDMI sources to 1 HDMI display. UHD HDMI 2.1 8K Switcher 3) Qualified 8K HDMI 2.1 cables,8K devices all are needed if you want to get 8K display. This 8K@60Hz / 4K@120Hz HDMI Switcher support for the latest in High-bandwidth Digital Content Protection.
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