Amazon offers Prime members the Vizio 55" 120Hz 1080p LED-Backlit LCD Smart HD Television, model no. E550i-B2, for $648. During checkout, it drops to $528. With free shipping, that's the second lowest total price we could find for any 55" 120Hz 1080p WiFi HDTV, excluding refurbs. (It's a current price low by $72.) It features a native resolution of 1920x1080 (1080p), SmartTV Internet applications (including Netflix, Hulu Plus, YouTube, and more), USB, and four HDMI ports.