... 4.Portable, weightless i-Interactor, a revolutionary tool for class room and conference room, bring a dynamic experience to ... to an portable interactive electronic white baord.i-Interactor consists of i-cam, i-pen, USB cable, user manual, ... , acoustics, electromagnetism, chemistry, language, etc.) of educational software ,such as A variety of teaching equipments, teaching graphics, ect. Certificates Key ...