1.CE,CB,CCC certificate 2.A Grade panel: brand AU/LG panel 3.1920*1080P resolution 4.one year guarante Model No.K420E1PanelAU/LG/ScalerMSTInterfaceLEDSize & Aspect Ratio42"(16:9)Pixel Pitch0.15125(H) x 0.46125(V)Active area952.0(H)×551.0(V)mmMax. Color1.06BResolution1920 x 1080Conrrast Ratio3000:1Brightness450cd/m2View Angle(CR≥10)178°(H)/178°(V)LED backlight life100,000hoursResponse Time(Typ) ...