Walmart offers the Samsung 54.6" 4K HDR LED-Backlit LCD Ultra HD Smart TV, model no. UN55MU6290, for an in-cart price of $498 with free shipping. That's tied with our mention from two weeks ago and the lowest price we could find by $2, but most stores charge closer to $700. It features a 3840x2160 (4K, 2160p) native resolution, 4K HDR Pro, 4K upscaling, 802.11ac wireless, Smart TV with Apps (including Netflix, Hulu Plus, Amazon Video, more), USB, and three HDMI inputs.