Walmart offers the refurbished Sharp Aquos 55" 4K 2160p WiFi LED-Backlit LCD Smart Ultra HD Television
, model no. LC-55UB30U, for $499.99
with free shipping
. That's $110 under the lowest total price we could find for a new one. It features a 3840x2160 (2160p) native resolution, 4K upscaling, LED backlight, 802.11n wireless, Ethernet, Bluetooth, Smart TV apps (including Hulu Plus, Netflix, and YouTube), USB, and four HDMI inputs.
Note: No warranty information is provided, although the seller does have a 90-day return policy.