Detailed Product Description Dot-matrix LED,indoor usageTotal Dimension(W×H×D): 77*4*16 cmDisplay dimension(H×W ) : 12.2*73.2 cmCharacter No(Max): 32Control Mode:Remote Control / RS232 / RS485 / USB / TCP/IPAble to show text, graphics and animation Programmable via either remoter or PC. 25 actions (Snow, Spray, Twinkle, Rotate, Scroll, Star Burst, Wipe, Interlock,etc.) Auto run, Auto action, Auto ...