55''All-in-one PC monitor with touch screen, WIFI for Meeting room,Teaching room, Shopping Mall, Retail/ Restaurant, Airpor Our All-in-one touchscreen PC monitor = Laptop+Big Screen Monitor+Touchscreen+White board+Project+TV+Audio SystemWhy not make it simple? SpecificationsPanel size55" TFT-LCDDisplay area(mm)/mode1209.6x 680.4mm 16:9Maximum resolution1920×1080Display color16.7MPixel Pitch(mm)0. ...