... aluminum cabinet led display: Pixel pitch:4mm,5mm,6mm,7.62mm,8mm,10mm,16mm...Application :billboard,concerts ,stage, events,stadium,advertising ,train ... 2) Silent operation, little heat generated ( no fans ).3)Standard panel design makes stocking, transportation, construction, spare parts and maintenance easy ... :Cabinet:Packages:Certificates:Accessories:System: Indoor full color P6 LED display panel