The Vizio E471VLE television uses a unique ambient light sensing technology to adjust the brightness and contrast of the display, which gives for a better viewing experience based on the lights in the room. Movies, video games, and other content are displayed in 1080p full HD on this Vizio 47-inch TV. Additionally, the 10,000:1 dynamic contrast ratio ensures that viewers see a bold and brilliant color display on the HD LCD TV as well. With two HDMI ports, the Vizio 47-inch TV can connect two digital high definition devices at the same time. The Vizio E471VLE also has a JPEG photo viewer for looking at pictures from a digital camera in high definition on the big screen. When it comes to sound, users don’t have to worry about getting additional speakers and audio equipment for a movie theater experience. The HD LCD TV includes SRS StudioSound HD audio for high definition sound to go along with the high definition display. Due to its power saving technology and design, the Vizio 47-inch TV exceeds Energy Star 5.3 guidelines.