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No, it does not. The other version of this TV DOES support HDMI 2.1. You want the version with the Google OS instead of the Roku OS, the 75R646. That one has HDMI 2.1 on 2 of the HDMI inputs for 4k/120.
Sorry, there was a problem. Please try again later.TCLs 6 Series supports powerful new HDMI features, including eARC, Variable Refresh Rate (up to 120Hz), an Auto Game Mode and 120Hz HDMI Input decoding and is the world’s first TV with a THX Certified Game Mode, ensuring not only amazingly fast gaming response, but also a great cinematic picture that gamers demand! Hope this helps! Thank you, TCL Customer Support
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