Seiki SE421TT 42-Inch 1080p 60Hz Slim LED HDTV Slim LED with screen thickness of 4" Brightness: 300 cd/m2 Aspect Ratio: 16:9 and Dynamic Contrast Ratio: 40000:1 Response Time: 6.5 ms and Refresh Rate: 60Hz Built in 3D PAL/NTSC Comb Filterwith Built in 3D Video Noise Reduction