Walmart again offers the RCA Slim 46" 120Hz 1080p LED-Backlit Widescreen LCD HD Television, model no. LED46A55R120Q, for $509.98 with free shipping. That's $190 off and tied with our mention from July as the lowest total price we've ever seen for this model. Sales tax is added where applicable. This 1.9"-thick HDTV features a 1920x1080p (1080p) native resolution, 120Hz refresh rate, LED backlight, 4,000:1 dynamic contrast ratio, 450 cd/m² brightness, 4.5ms response time, four HDMI inputs, and VGA and other video inputs.