Full color led display: 1) Can play different formats of image files, flash, WAV/MIDI, video signal from TV,video signal from video and other equipment 2) At the same time, different video frequency can be changed freely, and the image can be enlarged and reduced 3) Case protection grade: IP65 4) Evenness degree: 2mm for whole screen, 2mm for joint between modules 5) Life expectancy: 100,000 hours 6) Out of control point: 2/10,000 (continuously) 7) Single case composition: 512 x 512 x[...]