... (Max)Contrast Ratio600:1Aspect Ratio4:3/16:9Displayable ColorsTrue color (1.67 million)ProjectionFront projection, rear projection, hanging ... , 1.5 m power cord, 1.5 m, three-color audio and video lineOptional HDMI high-definition line, and ... 90% RHProduct colorBlack/WhiteWarranty periodOne year warranty contains the machine and light bulbRange of applicationsFamily education, KTV entertainment, home ...