Walmart offers the refurbished Hitachi 50" 4K WiFi LED-Backlit LCD Roku Smart Television, model no. 50R8, for $254.76 with free shipping. That's $394 under the lowest price we could find for a new one. It features a 3840x2160 (4K) native resolution, Roku OS with streaming apps, LED backlight, USB, and four HDMI inputs.

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