As one of its daily deals, Best Buy offers the Sharp 65" 4K LED-Backlit LCD Ultra HD Smart Television, model no. LC-65LBU591U, for $679.99 with free shipping. That's $50 under last month's mention, an all-time best, and the lowest price we could find by $270. It features a 3840x2160 (4K, 2160p) native resolution, Roku TV, three HDMI inputs, and a Sling TV 30-day trial. Deal ends today.