Indoor P3.91 SMD Main specification Indoor P3.91ItemParameterModel NumberP3.91-16SModule size250(H)*250mm(W)Pixel pitch3.91mmPixels Density65536 dots/m²Pixel configuration1R1G1BPackage modeSMD2121Drive typeConstant drive (MBI5124/2038s)Scan mode1/16scanPort typeHUB75Brightness of white balance≥2000cd/m²Best viewing distance4M~50MBest viewing distance160°(W) 120°(H)Temperature storage:-35℃~+85℃ working:-20℃~+50℃Refresh>1920-3840HZGray Grade14 bitsThickness75mmWorking voltageAC220V±10%Average Power consumption450W/SCabinet size500*500mm/500*1000mmCabinet Pixel resolution128dots(W)*128dots(H)128dots(W)*256dots(H)Material Die cast aluminum Average Power consumption400W/SIf >6000 cd/㎡; 700W/SSystem supportLinsn / Nova star