... stand-alone high-definition digital digital signage can be customized 19-inch, 20 inch, 22 inch, 26 inch, 32 inch, 37 inch, 42 inch, 46 inch, 52 inch, 55 inch ... , banks, communities, stations, airports and other advertising and information dissemination market has broad prospects.Second, ... installed on your computer, you can simply and easily edit and automatically generated control advertising machine ...