... ,Easy for assemble 4,CE,RoHS,UL,ISO P6 Indoor LED Video Wall 1,SpecificationModule:P6-SMD 3-in-1LED Assembly TypeSMD ... fiber:<500M;Single-mode fiber<20KmColor Temperature/contrastBrightness and contrast of red, green and blue can be adjusted by software,100 scales ... . Indoor full color LED display: Equally or compactly make the red, green, blue color in one dot, equally distribute at the panel ...