Function and Technology Character of P25mm electronic advertising sign board:1. Pixel Pitch: 25mm2. Module size: 200mm*200mm3. Multiform file formats, such as VGA, Video, AVI, MOV, MPG, DAT, VOB and so on are comprehensive.4. Information source can be camera, video, VCD, DVD, LD, TV and so on.5. Clear picture without flicker and distortion.6...