In the past, the traditional posters of stores had to be designed and printed whenever the stores needed to replace new products, resulting in a waste of resources. Moreover, they were monotonous. If the light was poor, it was not obvious, so customers didn't pay attention when they passed by. However, LCD display are different. They are colorful and can be switched automatically without printing. They are designed to be used in multiple stores, not to mention other advantages. This advantage alone has brought enough cost savings and convenient use to businesses. digital electronic signage, Pos Touch Screen Monitor, Touchless Kiosk, 4k Interactive Whiteboard,Infrared Touch Screen. We welcome new and outdated clients from all walks of daily life to get hold of us for long term organization associations and achieving mutual results! The product will supply to all over the world, such as Europe, America, Australia,Sri Lanka, El Salvador,Surabaya, Manila.High definition display screen: the Touch screen interactive teaching whiteboard has good display effect, high brightness and contrast, high image definition and no harm to eyes. It can meet the display application of application video and multiple images. The viewing angle is greater than 178 degrees and can be seen in all directions.