Samsung Promotes HDMI 2.1, Big Screens, New Features As 2019 4K, 8K TV Lineup Hits Retail - CE Pro
List: 4K TVs and 8K TVs with HDMI 2.1 - FlatpanelsHD
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Samsung 2020 4K TVs to apparently not have HDMI 2.1 support(according to their voice chat at least) : r/4kTV
HDMI IN game port and HDMI eARC what is it | Tab-tv
Samsung's 2020 4K QLED TVs to come with HDMI 2.1 | TechRadar
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