LG 55LX570H 55 LX570H Pro:Centric Single Tuner Direct LED TV with Integrated Pro:Idiom and b-LAN Brightness: 243cd/m2 Contrast Ratio (Typical): 1200:1 Dynamic Contrast Ratio: 1,000,000:1 Frame Rate: 60Hz Viewing Angle: 178°(H) / 178°(V) VESA Compatible: 300 x 300mm HDMI Port: 3 USB Port: 1