Walmart offers the 1.9"-thick RCA Ultra-Slim 42" 1080p LED-Backlit Widescreen LCD HD Television, model no. LED42A45RQ, for $399.98 plus $24.97 for shipping. (Free Site-to-Store is also available.) That's $10 under last week's mention and the lowest total price we've seen for any 42" ultra-slim RCA LED TV. Sales tax is added where applicable. Features include a 1920x1080p (1080p) native resolution, LED backlight, 4,000:1 dynamic contrast ratio, 450 cd/m² brightness, 4ms response time, three HDMI inputs, and other video inputs.