Moshou Optical Fiber 8K TV Ultra HDMI 2.1 Cable Support 8K@60Hz 4K@120Hz 48Gbps | eBay
Amazon.com: UPTab DisplayPort 1.4 to HDMI 2.1 Active Adapter with HDR Support Displays 4k 120Hz up to 8K 60Hz with HDR - Connect PC or Tablet with DisplayPort to HDMI Enabled Monitor,
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Amazon.com: HDMI Switch 4K 120Hz, NEWCARE HDMI Splitter 4 in 1 Out, HDMI 2.1 Switch Support 8K@60Hz 48Gbps for Xbox Series PS5/4/3 HD TV Monitor Projector : Electronics
These are the 2020 Samsung QLED TVs that support HDMI 2.1, 4K @ 120Hz and eARC - HardwareZone.com.sg