... text display; 3.support Timing LED display control card LS-D3(ALL) SpecificationIndustrial PerformanceAdopt industrial Chips, low voltage to start, ... sending System;led display control card LS-D3(ALL) parameters Item No.LS-D3(LAN,USB,RS232)RangeSingle color 2048*64 ... sensor, test button, switchPlayerLED Player 3.2Software for LS-D3(LAN,USB,RS232) led display controller Edit static text, ...