Video Screen Size Screen Size Diagonal length of TV screen 49.9" (1) Aspect Ratio Widescreen Resolution Resolution The more number of vertical and horizontal pixels, the better sharpness of images. 1080p Dynamic Contrast Ratio Dynamic Contrast Ratio Contrast ratio of TV is fixed, measured by the difference between the brightest whites and the darkest blacks a display can show. Mega Dynamic Response Time Response Time The amount of time it takes for a single pixel in LCD screen to switch from active to non-active .001ms 600Hz Subfield Motion Technology Yes Audio Sound Effect System Sound Effect System The sound effect system produces 5.1ch streophonic sound with the left and right speakers SRS TruSurround HD Sound Output(RMS) Sound Output(RMS) Volume level of sound from TV speakers 10Wx2 Stereo Input & Output(Back) USB 2.0 2 Input Output HDMI HDMI Digital connector that is used for displaying high quality games and the movies. 4 (3 rear/1side) Component 2 (rear) Composite (AV) Composite (AV) Analog image connector that is used to connect VCR to display images on TV 1 (side) USB 1 (rear) PC input (D-sub) PC input (D-sub) Connector that is used to display internet pages and motion clips on the large screen of TV Yes Headphone Headphone Headphone can be connected to TV and the audio from TV speakers will be eliminated. Yes Input & Output(Wireless) 802.11 Yes (with adapter) Cabinet Color Black Features Picture-in-Picture Yes Anynet+ (HDMI-CEC) Yes Game Mode Yes Internet @TV Yes Anynet Yes 3D Yes AllShare™ Yes Touch of Color™ Yes System Tuners Tuners Different broadcasting standards by region HDTV off-air and Clear QAM Digital Cable Tuner Dimension Set size(WXHXD) with stand 47.7" x 31.8" x 8.9" Set size(WXHXD) without stand 47.7" x 29.5" x 1.4" Package size(WXHXD) 62" x 33.9" x 9.8" Weight Set weight with stand 63.5 lbs Set weight without stand 54 lbs Package weight 72.2 lbs Power Energy Star Exceeds Standards