Walmart offers the refurbished Philips 50" 4K 2160p WiFi LED-Backlit LCD Ultra HD Smart Television, model no. 50PFL5601, for $229.99 with free shipping. That's $63 under our June mention and the lowest price we've seen. (It's also $168 under the best deal we could find for a new one.) It features a 3840x2160 (4K 2160p) native resolution, LED backlight, Smart TV apps (Netflix, YouTube, Pandora, etc.), USB, and three HDMI inputs.

Note: No warranty information is provided.