Features

• Either hand or every toolsTouching and Writing
  
• Do use PC on the PDP
  
• With a multi-media education contents construction,
  
• Come true the cyberlecture
  
• Constructing the digital electronic class with a chalk
  
• Come true thefuturemultimedia class
  
• Come true the cyber lecture with a lecture at the same time
  
• Come true a comfortable class environment with a chalk
  
• On the screen,directlytouching,writing, recording,and copying
  
• Not a supplies and economic