Dell Home offers the Vizio D-Series 55" 1080p LED-Backlit LCD HD Smart Television, model no. D55-D2, for $479.99 with free shipping. That's $20 under last week's mention (although that came bundled with a $150 Dell gift card) and the lowest price we could find now by $18. It features a 1920x1080 (1080p) native resolution, 802.11n wireless, Vizio Internet Apps Plus (with access to Netflix, Pandora, Hulu Plus, etc.), USB, and three HDMI inputs. Deal ends May 22.