Akai PT50DL24 50" DLP HDTV 61" screen with 16:9 aspect ratio for full screen viewing of HD broadcasts and DVD movies High output .55" DLP technology by Texas Instruments enables a pure digital connection with incredible color reproduction Built in ATSC Tuner for over-the-air broadcast reception 2500:1 contrast ratio provides an incredible picture with deeper blacks and brighter whites 1000 candelas/nits of brightness level provides a more vivid, brilliant picture in any environment