Optoma RD50 50-Inch Widescreen DLP Projection HDTV-Ready TV HDTV-ready rear-projection TV; measures 46 x 35.5 x 14.8 inches (W x H x D) HDTV-ready at native 16:9 format for 480p, 1080i, and 720p signals Two-tuner picture-in-picture/picture-outside-picture; 3D digital comb filter Multiple connectors--DVI, BNC RGB, composite, S-video, RF, VGA, Y Pb Pr component Two 15-watt speakers