Seiki SE19HY10 19-Inch 720p 60Hz LED HDTV (Black) 18.5-inch diagonal HDTV with 1366 x 768 resolution, 16:9 aspect ratio and 60Hz refresh rate 180 cd/m2 brightness 600:1 dynamic contrast ratio 90 degrees (H) x 65 degrees (V) viewing angle 5 ms response time