Product Features Built-in HDTV tuner:Add HD-capable antenna to receive over-the-air high-definition broadcasts, where available. Optional set-top box required for high-definition cable or satellite programming. 42" screen measured diagonally from corner to corner:Everyone will have a great view of the show or game. 1080p display:Provides the highest quality progressive-scan picture possible from a high-definition source. 16:9 widescreen aspect ratio:Delivers a cinema-style entertainment experience. 3:2 pulldown:For accurate reproduction of film-based sources. High brightness (450 cd/m²) and incredible contrast (1400:1 native):Along with a 6.5 ms response time for an arresting viewing experience. Wide 176° horizontal and vertical viewing angles:Make every seat the best in the house. 3D Y/C digital comb filter:Delivers state-of-the-art detail and color enhancement. Two 12W stereo speakers:With SRS TruSurround HD simulated surround sound and a sound leveler provide a lush soundscape. Ultraslim design (3-4/5" deep):Ideal for wall mounting (with optional mounting kit, not included). PC video input:Lets you connect your computer to experience high-resolution images. 4 HDMI inputs:Provide an uncompressed all-digital audio/video link for the highest quality connection and they support copy-protected HD broadcast content. Inputs:Include 2 composite video (1 side, 1 rear), 2 S-video (1 side, 1 rear), 2 component video (rear), 4 HDMI (2 side, 2 rear), 1 PC (rear) and 1 RF (rear). Outputs:Include 1 audio, 1 optical digital audio and 1 headphone. V-Chip parental controls:Give you the option of blocking undesirable material that you don't want your kids to see. ENERGY STAR qualified:Designed to use less energy and meets strict energy efficiency guidelines set by the Environmental Protection Agency and U.S. Department of Energy. Useful additional features:Include trilingual (English, French and Spanish) menus, closed captioning, sleep timer, channel labeling and auto zoom.