Samsung PN51D450 51-Inch 720p 600 Hz Plasma HDTV (Black) [2011 MODEL] (2011 Model) It has 51-inch plasma display panel with 720p HD resolution (1366 x 768 pixels) Five separate HD inputs (two HDMI, two HD component, one PC) USB port for enjoying videos, music, or pictures from your USB devices 600Hz subfield motion and ultra-fast response time for clarity during fastest-moving scenes Dynamic Contrast Ratio: 10 M DCR