Model No.KDT-0420U-SA4BLCD TypeActive matrix TFT-LCDDisplay Size42diagonalAspect Ratio 16:9Active Area930.30×523.00(mm)Max.resolution1366×768Support Colors16.7MBrightness(Typ.)Pure LCD Panel800cd/m2With SAW Glass Sensor720cd/m2Response Time(Typ.)4msViewing Angle(Typ.at CR10)Horizontal(left/right)89°/89°Vertical(up/down)89°/89°Contrast Ratio(Typ.)1500:1Input Signal TerminalD-Sub 15pinTVAVS-VideoHDMIYPBPRFrequencyH/V30100KHz / 6075HzInput voltageAC100-240V, 50-60 HzEnvironmentOperating Temp.050°CStorage Temp.-2060°COperating RH:20%80%Storage RH:10%90%MTBF50,000 HoursLCD Back light Life(Typ.)50,000 HoursPower Consumption240W Max.Mount optionsRemovable baseWall mount supportedTouchscreen TypeKAL-0420-4B:42 SAW 4MM thickness of touch screen sensor;Touchscreen DurabilityScratch-free; More than 50,000,000 touches in one location without failureTouchscreen Surface hardnessMohs' hardness rating of 7Touch mediumfingergloved fingerrubber soft pen etc.Touch System InterfaceUSB for KDT-0420U-SA4BCertificatesFCC,CE,CCC