VIZIO's E420VL LCD HDTV packs a powerful punch at a price that doesn't break the bank. This 42" CCFL LCD HDTV features top of the line features such as full 1080p high definition resolution, as well as a 120Hz refresh rate and 100,000:1 contrast ratio, together designed to deliver a picture that is crisp, clear and awe inspiring. In addition, it contains a digital ambient light sensor that ensures that you'll always experience the most optimal picture possible by automatically adjusting the brightness of the screen based on the conditions of your room. Rounding out the package are built-in ECO HD technology that ensures that the TV exceeds the current ENERGY STAR 4.1 guidelines when the panel is turned on, advanced sound technologies from SRS labs and 3 HDMI ports for your High Definition media components.