Walmart offers the Vizio D-Series 55" 4K HDR Flat LED Ultra HD Smart Television for $349.99 with free shipping. That's $25 under our mention from three weeks ago, $128 off list, and the lowest price we could find. (It's also within $2 of the best price we've seen.) Features include: 3840x2160 (4K) native resolution Vizio SmartCast with Chromecast & Vizio WatchFree 802.11ac wireless USB port & 3 HDMI inputs remote control via smartphone with the SmartCast mobile app
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