Details .
Model: TE-78
Material : aluminium honeycomb
Screen size : 78inch
Scale(length:wideth) : 4:3 (optional)
Operating system : windowsxp/vista/7/ linux/machua
Induction type : infrared
Writing type : finger or pen
Positioning accuracy : ¨q 0.2mm
Touch preciseness : 8192*8192
Cursor speed : ¡ý125dots/second
Transferring rate : 12m/s
Scanning rate : first point 25m/s consecutive points 8ms
Data port : usb /wireless rf2.4g/rs232
Consumption current : ¨q100ma
Usb length : 6m
Working environment : direct under the sunlight
Product certification : cf/fcc/rohs/weee.