... Silent operation, little heat generated ( no fans ).3)Standard panel design makes stocking, transportation, construction, spare parts and maintenance easy ... , breathtaking grayscale.Specification: Technical Parameters of P6 indoor LED displayUsageIndoorPitch(mm)6Pixel Constitute1R1G1BLED Chips--Opto+SilanR:λd(625-630nm ... :Packages:Certificates:Accessories:System: Indoor full color P6 LED display panel