Walmart offers the refurbished VIZIO 55" 1080p 120Hz WiFi LED-Backlit LCD HD Television, model no. E550i-A0, for $448 with free shipping. That's tied with our refurb mention from February as the lowest total price we've seen for this TV. (It's also a current price low for a refurb by $152.) It features a 1920x1080 (1080p) native resolution, 120Hz refresh rate, LED backlight, WiFi, VIZIO Internet Apps with Netflix, Amazon Instant Video, and Hulu Plus, and four HDMI inputs.
No warranty information is provided.