I was sent a Samsung 85” Q80B instead of a Q80A. Only difference I see is backlight dimming but not sure if it's just different notes. Also saw that the A has
Amazon.com: SAMSUNG 55-inch Class Q80A Series – QLED 4K UHD Smart TV with Alexa Built-in (QN55Q80AAFXZA, 2021 Model) VESA Mini Wall Mount (33" - 65") - WMN-750M/ZA Black : Electronics
Kvanto | Samsung QLED Q80A 65" 4K Smart TV (QE65Q80AAUXUA)