... ROI time:comercial advertising LED board, Stadium perimeter LED display,Mobile trailer LED panel for mobile media,shopping mall LED panel for logo ... /)(physical/real)3906Calibrated Brightness 7500 nits(adjustable)(CD/SQM)Color temperature3,500° --6500K 9,500° K(adjustable)Contrast ... ° off center); Vertical: 70° (+25°/-45° off center) Color Capability4.4 trillion, Refresh rate(Hz)>2400 Hz,9600HZ,1000HZ ...