... 1, 5V~24V input 2, controller Full Color LED Light 3, CE&ROHS 4, P9813IC,D705IC, 6803IC etc T- ... .5, When it is applied to cascaded connection, only the buttons on the first controller could work, we use the first ... controller to play files and adjust play speed. Buttons of other sub-controller would be invalid automatically. T-8000 ...