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. Commercial Signage Display, Wall Mounted Digital Signage , Android Kiosk Device , Commercial Displays ,Commercial Wall Display Systems . We hope to establish additional organization interactions with prospects all over the entire world. The product will supply to all over the world, such as Europe, America, Australia,Orlando, Pakistan,Zimbabwe, UK.SOSU digital smart board combines a projector, projection screen, writing whiteboard, audio, TV, computer, and remote video conferencing. It integrates all the functions of six devices in one, and touch screen smart board price also has the following types of applications.