The collision of tradition and technology, audio-visual integration, innovative teaching, chalk writing, multi-person interaction, touch writing, massive teaching resources, seamless splicing, wear-resistant and anti-glare, simple and convenient plug-in structure computer,8-array microphone pickup, built-in 1200-pixel camera. Interactive Whiteboard Handwriting, Wall Mount Digital Signage Display , elevator digital signage , Elevator Advertisment Display ,Digital Concession Menu Boards . We will continually strive to improve our service and provide the best quality products with competitive prices. Any inquiry or comment is highly appreciated. Please contact us freely. The product will supply to all over the world, such as Europe, America, Australia,Dominica, Haiti,Mexico, Algeria.Four save money. Reduce labor costs, improve ordering and delivery efficiency, and thus achieve a win-win situation of "restaurants save money and make money, and customers are simple and convenient".