At Amazon, this TCL T7 Series 55" QLED TV is $50 off. Its $400 price is below its 90-day Amazon average of $423.
It has a 120Hz panel, Dolby Vision, and Dolby Atmos support. Shipping is free.
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Features 55" 4K Ultra HD resolution QLED panel with Quantum Dot color 120Hz refresh rate with Motion Rate 480 Dolby Vision, HDR10+, HDR10, & HLG support Dolby Atmos audio Google TV with Alexa, Google Assistant, & Apple HomeKit support