1.interactive whiteboard (Model:DC) 2.Aluminum, Anti-glare 3.Certificates:CE, FCC,CCC,Rohs 4.size:69',78,'82' 1,Packaging ParameterDC-01Touch Square(MM) Physical Size(MM)Master Carton Size(MM) 1698*1177(±5mm) 1788*1268*38.5(±5mm)1940*1415*130(±25mm) 2. Technical ParameterWorking PrincipleWireless electromagnetic inductionHardware PlatformPC,laptopOperation SystemWin98/ Me/2000/XP/2003Transmission ...