... without people managing.6. Sound model:Left channel,Right channel,Setreo;7. OSD language:Chinese,English;8. ... convenient to installation,no need to damage the wall. 11.Functions optional:Touch,Internet controlling,Body ... Exhibition hall,Sports field,Museum,Conference center,Talent market,Lottery ticket center ect. Real Estate Prooertt:Department,Villa ... ect. 32 inch LCD Vertical wall-mount ad player