1, CE,RoHS,FCC 2, P10 full color led display for advertising 3, video,image,tex 4,waterproof ... )10Pixel density(dots/SQM)(physical/real)10000Calibrated Brightness1800 nits(adjustable)Color temperature3,500° — 9,500° K(adjustable)Contrast ratio4,000:1Brightness ... )Horizontal: 160° (80° off center); Vertical: 160° (80° off center)Color Capability4.4 trillionRefresh rate(Hz)>2400 HzFrame frequency(Hz)>60 ...