This Sceptre 55" 4K 2160p 60Hz LED HDTV is $399.99 right now at Walmart.com, matching their deal from last month. Plus, shipping is free. This is the lowest price we've ever seen on a 4K tv in this size, and it's $100 under the next best price of ones with similar specs. It has 4 HDMI inputs and a 60Hz refresh rate. Sales tax is charged in most states.