... Method:touching& writing by finger or any untransparant objects.Board Material:Comby Aluminum, surface with particular projection film. ... Size of MultiTouch BoardModel Active Touch SizeActive Size(mm)Board Dimension(mm)Carton Dimension(cm)HT-80MT77inch(4: 3 ... 3PCS normal pen, 1USB Cable, Mounted Fixer, Ferula, CD-Driver& software, Intelligent penhold (optional),HiTouch IN 2012 Hongkong Electronics ...