I am glad to bring to you, the newest, the lastest form of education that is accepted globally world wide, it is called the INTERACTIVE BOARD, with this board you can fo without the chalk boards that stains or even the marker boards that gets distroyed after some months, with this interactive board you can reach the world just from your class room,board room and confrence hall, universities,polytechnies, colleges of educations and so on,lessons or discusions can be recorded on this board, microsoft,powerpoint, excel can be used just with this board, incuding video confrencing can be done through this board. it has a garantee of 50years. it comes with a projector and a pen with a special UPS that can last for 12hrs non stop,with which you can use on this board. if you interested call me on 08039478888,08087771899,08051479373.