For members only, Costco offers the TCL 55" 4K 2160p WiFi LED-Backlit LCD Ultra HD Roku Smart Television, model no. 55S405, for $339.99 with free shipping, That's tied with our expired mention from two days ago and the lowest price we could find now by $30. It features a 3840x2160 (2160p) native resolution, content streaming via Roku TV (including Netflix, Youtube, and Hulu Plus), 802.11ac wireless, USB, and three HDMI inputs. Deal ends March 4.