Functions 
1) It is able to display whatever can be displayed on the computer screen 
    through a projector
2) Users can edit the program on the Panel Screen as what can be done with 
    a mouse and keyboard
3) Users can write and mark on the Panel Screen with fingers or panel 
    markers in different colors
4) All inputs can be saved in a dot format document for further operation
5) All inputs can be transmitted to a remote Panel to display real-timely via 
    internet

Applications
1) The computer teaching and software training 
2) Lesson teaching 
3) Multi-media classroom 
4) Academic report and lecture 
5) Long distant teaching 
6) Network meeting 
7) Medical treatment consultation 
8) Conductor and correspondence
9) Replace the common blackboard and whiteboard into each classroom