RCA D56W20 56" Theaterwide HD-Ready TV 56-inch HDTV monitor with 16:9 aspect ratio; 52.18 x 55.18 x 22.75 inches (W x H x D) Progressive scan digitally combines 2 video fields into 1 high-resolution image IntelliFocus Digital Auto Convergence delivers bright, perfectly aligned picture 3 composite-video inputs (1 front, 2 rear); 1 composite-video output (rear); 3 S-video inputs (1 front, 2 rear); 2 component inputs; 1 RF jack 5-band graphic equalizer for optimal audio experience; subwoofer output