April 2011
VIZIO's 42-inch class (42.02 inches viewable) M421NV features 1080p Full HD resolution with Razor LED backlighting, for brilliant color and contrast and a sleek design. A 120Hz refresh rate gives you more clarity during fast-moving video, and SRS audio technologies provide virtual surround sound and volume control. Connect all your HD sources with four separate HDMI inputs, and benefit from energy-efficiency beyond Energy Star 4.1 guidelines and builg-in ambient light sensing, which adjusts the backlight levels to match the brighness of the TV's surroundings.

Razor LED backlighting allows for brilliant color and contrast, and an ultra-thin design.

Ultra-Thin LED Performance With a 120Hz Refresh Rate

Slim, Stunning HDTV

Thanks to VIZIO's Razor LED backlighting, the M421NV delivers a brilliant, high-contrast picture in a razor-thin design (just 1.15 inches at its thinnest points). Enjoy your 1080p Full HD sources with serious detail, vivid color, and impressive contrast. If you're after color color depth, you'll also enjoy its striking 100,000:1 Dynamic Contrast Ratio, for truly deep blacks and brighter whites across programming.

120Hz Refresh Rate

With a 120Hz refresh rate, the M421NV gives you more clarity during fast-motion video, for crisp, clear images and a great viewing experience while enjoying fast-action sports or movies.

120Hz refresh rate, for more clarity during fast-motion video.

Built-in ambient light sensing technology ensures you'll have a great picture in any lighting.

Optimal Viewing in Any Light

No matter your lighting arrangement, you'll always have the best picture possible thanks to built-in ambient light sensing technology. The M421NV automatically adjusts backlight levels based on its surroundings to optimize levels. The result is a balanced picture that will never appear washed out or too bright.

Superior Surround Sound

This HDTV also delivers advanced audio, thanks to SRS technologies. SRS TruVolume limits volume inconsistencies between programming, saving you from those incredibly loud commercials or smoothing out that action film so you don't wake the neighbors. SRS TruSurroundHD delivers an immersive surround sound experience marked by clearer dialogue, and more precise bass and high frequency signals.

Four HDMI Ports

Four HDMI ports accommodate your home theater setup, Blu-ray Player, gaming console, and satellite or cable TV, for a wealth of Full HD entertainment.

USB Photo Viewing

Enjoy viewing your JPG photos on the big screen with the M421NV's USB port. Here's your chance for a fullscreen slideshow of that family vacation.

Exceeds ENERGY STAR 4.2 Guidelines

VIZIO's ECO HD label means this HDTV exceeds the ENERGY STAR 4.1 Guidelines, saving you money on your utility bills while limiting your carbon footprint.

In addition, this display's backlight is more environmentally friendly than other backlighting methods, since LED edge lights do not utilize mercury, an environmentally harmful substance.

M421NV Select Specifications