Sosu nano smart blackboard 4K high-definition display, A+ LCD panel with brilliant colors, high-contrast high-brightness display resolution that can support up to 4KUHD, high-light filtering technology, filters out 85% of the light source that is harmful to the eyes, making the picture softer. Go Touch Interactive Whiteboard, Digital Menu Board Media Player , Digital Menu Board Player , Fast Food Drive Thru Menu Boards ,Advertising Screen Mockup . Any requires from you will be paid with our best attention! The product will supply to all over the world, such as Europe, America, Australia,Finland, Ghana,Ghana, Albania.2. The floor digital signage is designed with the latest technology to make its appearance smoother and slimmer. It is made of beautiful anodized lightweight and durable aluminum, which makes the whole advertising frame weigh less than 35kg, making it more portable and easy to install.