1.With popular teaching tools including pen,support record,multi document function,color filling ,control etc.
2.Support screen record and playing back
3.Support screen record(Voice and text synchronization),support annotation and edit of files with Word,PPT format
4.Support lines,graphics,triangles,pentagons,rub,cut clone,copy and delete any selected objects
5.Support unlimited writing range by moving the pages freely
6.Support picture zoom in/out,rotation by finger gesture,no need re-calibration when changing a new PC
7.Provide free lifetime online software upgrades,support various of operation system including Windows 2000.XP.Vista,Windows7/8/9