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. 21-3/5" screen measured diagonally from corner to corner:Everyone will have a great view of the show or game. Wide XGA (1366 x 768 pixels) resolution:Supports 720p signals for stunning image clarity. 16:9 widescreen aspect ratio:Delivers a cinema-style entertainment experience. 3:2 pulldown:For accurate reproduction of film-based sources. High brightness (350 cd/m²) and incredible contrast (800:1):For an arresting viewing experience. Wide 170° horizontal and 160° 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. Built-in DVD player:Lets you enjoy your favorite DVDs and creates a sleek appearance. DVD, DVD+R, DVD-R, DVD+RW, DVD-RW, CD, CD-R, CD-RW and JPEG playback. 2 built-in 3W stereo speakers:With a sound leveler for crisp, clear audio. Ultraslim design (3-2/7" deep):Ideal for wall mounting (with optional mounting kit, not included). HDMI input:Provides an uncompressed all-digital audio/video link for the highest quality connection and supports copy-protected HD broadcast content. PC video input:Lets you connect your computer to experience high-resolution images. Inputs:Include 1 composite video (rear), 1 S-video (rear), 1 component video (rear), 1 HDMI (rear), 1 PC (rear) and 1 RF (rear). Outputs:Include 1 headphone jack. 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. Handy additional features:Include trilingual (English, French, Spanish) on-screen menus, closed captioning, auto zoom, channel labeling and sleep timer.