Paul's TV via Amazon offers the LG 55" 4K 2160p LED-Backlit LCD Smart Ultra HD Television, model no. 55UB8200, for $845 with free shipping. That's $4 under our mention from three days ago and the lowest total price we've seen. (It's a current low by $68.) It features a 3840x2160 resolution (four times that of 1080p), streaming via Netflix, Hulu Plus, and YouTube, and three HDMI ports.