Sam's Club offers its members the Hisense 50" 4K HDR LED-Backlit LCD Ultra HD Roku Smart Television, model no. 50R6D, for $398 with free shipping. (Non-members pay an additional $39.80.) That's $77 under the lowest price we could find for a similar TV elsewhere. It features a native resolution of 3840x2160 (4K 2160p), content streaming via Roku TV (including Netflix, Youtube, and Hulu Plus), and three HDMI inputs.