Nh-board (interactive whiteboard) is a combination of edge electronic, software and internet technologies. This sensitive whiteboard can detect the information of writing position, and transit the information to the connected computer, combined with the image to project into the interactive whiteboard. With the electromagnetic sensing pen the users can directly control applications from whiteboard, write, edit or annotate on the surface. Create an interactive teach-and-learn environment, delivering multimedia materials to the whole group, thus giving a stronger sense of involvement to the students and improving their understanding and knowledge retention Deliver your presentations in a new and simulation way which enhances the attention and understanding of the audience Carton boxes