VIZIO M420NV 42-inch Class Edge Lit Razor LED LCD HDTV (2010 Model) SRS TruVolume and SRS TruSurround HD audio 100,000 to 1 Dynamic Contrast Ratio Less than 2" (max depth 9.41" with stand) 1080p HD with Razor LED backlighting 120Hz refresh rate 1080p HD with Razor LED backlighting Less than 2" (max depth 9.41" with stand) 120Hz refresh rate 100,000 to 1 Dynamic Contrast Ratio SRS TruVolume and SRS TruSurround HD audio