“How many HDMI ports are 2.1? Do all HDMI ports support 120hz 4k?”

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• Two ports are 2.1 Those support 4K 144Hz The other two support 4K 60Hz

  Answered by Anonymous 2 years ago

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• Only port 3 (eARC) and 4 support 4K@ up to 144Hz. The other 2 say 4K@60Hz. Seems like just the 2 that support 144Hz are 2.1. This info comes from the Quick Start Guide.

  Answered by SeattleJuan 2 years ago

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• Hi Andrew80, thank you for your interest in the Hisense 100U76N.The TV has two HDMI 2.1 ports that support 4K@144Hz. If you have any further questions or concerns, please give us a call at 1-888-935-8880 or email us at Service@Hisense-usa.com. Thanks again, Harley with the Hisense Support Team.

  Answered by HisenseProductExpert 2 years ago

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