... 2, Short Throw; 3, Touch gestures; 4,Finger Writing. Interactive Whiteboard: Features 1, Object awareness: You can switch seamlessly from writing ... a pen, erasing with the palm of your hand and moving objects with your finger.2, Multi Touch (specific model ... , Support up to 150’’;4, Turns LCD Screen into Interactive Whiteboard;5, Portable, Reliable, Simple installation;6, Automatic Calibration;7, ...