Three Color Outdoor China LED Screen Sign 1,Waterproof 65IP 2,Low Light decrease,No ... 3,Provide free spare parts: module Three Color Outdoor China LED Screen SignFeatures:1) Video display function: Synchronously display all kinds ... synchronized with computer monitor21 drive mode constant current driving,static scan22 accepting signal PAL/NTSC,VIDEO,VGA,RGB, DVD,TV, SDI23 systems ...