Walmart offers the refurbished Samsung 49.5" 4K 2160p WiFi LED-Backlit LCD Ultra HD Smart Television, model no. UN50JU6500, for $399.99 with free shipping. That's $30 under our mention from three weeks ago and the best price we've seen. It features a 3840x2160 (2160p) native resolution, full-array LED backlight, 802.11ac wireless, Bluetooth, Smart TV apps (YouTube, Netflix, Hulu, etc.), USB, and four HDMI inputs.

Note: No warranty information is provided.