The specifications shown above may be changed without prior notice for quality improvement.Dimensen(WX X ) Unit::inches/mmD H(Including stand)1366X768(Dot)120V~ , 60HzExternal Antenna Impedance 75 ohmSpecificationsNTSC ATSC Clear QAM38.3X11.4X27.4 inches9 7 2 X 2 9 0 X 6 9 6 m mProduct SpecificationNS-LCD40HD-09 47.4/21.5MODEL Weight(pounds/kg)ResolutionPower requirementColor systemColorOperating Temperature RangeOperating Humidity RangeMaximum Elevation16,770,000(256 steps of each R, G and B)32~104 F(0~40 C)Less than 80%6561 feet (2000m)