document camera tripod. The long description of the text may not be as simple as a picture, and the voice that cannot be listened to will also cause loss of information. The informatized home-school interaction model solves these problems: voice recording can be repeated at any time, and voice input is more suitable for older parents and teachers than text input. Text, voice, pictures and even video fully integrate the three aspects of sight, hearing and speaking. It can convey the content that both parties want to express more completely and accurately, which greatly reduces the possibility of misunderstanding of information due to cultural level and description difference.. Interactive Document Camera is a completely new concept design and mobile visualizer. The touch capability on IQTouch and IQBoard, IQView E3511 Document Camera can be freely used for presentations anywhere in or out of the classroom or office.