Fry's offers the refurbished Samsung 60" 4K 2160p LED-Backlit LCD Ultra HD Smart Television, model no. UN60KU630DFXZA, for $549 with free shipping. That's $40 under our January mention for a refurb and $849 under the best price we could find for a new unit. It features a 3840x2160 (4K, 2160p) native resolution, 120Hz refresh rate, 802.11ac wireless, Smart Hub (with access to Netflix, Pandora, Hulu, etc.), two USB ports, and three HDMI ports. Deal ends June 30.
Note: A 90-day warranty applies, but it's unclear who backs it.