led signage 1.SD-P20-RG-5x4 2.Control:RS232/USB/WIFI/IR REMOTE 3.LEDs:Cree, Silan 4.1/4 scan Poosled Good Quality led signage Able to show text, message,numbers,date,time... 1)High Brightness, user can change the advertising words whatever you want, easy and convenient in operation, more attactive compared with traditional banner. 2) The LED sign supports many kinds of languages and characters.3) ...