Focus Camera offers the LG 40" 4K 2160p WiFi LED-Backlit LCD Ultra HD Smart TV, model no. 40UB8000, for $599.99 with free shipping. That's tied with our mention from last weekand the lowest total price we've seen for a 40" 4K TV. (It's a current low by $227.) It features 3840x2160 (2160p) resolution, 120Hz refresh rate, WiFi, Internet apps, USB, and three HDMI inputs.