Online LED Display Control Card 1, 5V~24V input 2, controller Full Color LED Light 3, CE&ROHS 4, P9813IC,D705IC, 6803IC etc T ... -4096 grade gray level control, software Gamma Correction.2, Combined with video editing software LedEdit, it supports all various of rules ... sub-controller would be invalid automatically. Projects: 8000 dots Online LED Display Control Card