Electromagnetic handwriting device is through the wiring device in the bottom of the wiring circuit after power, in a certain space within the scope of the formation of electromagnetic fields, to sense the location of the pen with a pen to work.

Electromagnetic handwriting device is through the wiring device in the bottom of the wiring circuit after power, in a certain space within the scope of the formation of electromagnetic fields, to sense the location of the pen with a pen to work.

through the wiring device in the bottom of the wiring circuit after power, in a certain space within the scope of the formation of electromagnetic fields, to sense the location of the pen with a pen to work. This technology is currently widely used, mainly by its good performance decisions.

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Tian Shuang wireless tablet wireless small mm Tian old Internet chat big screen computer writing boardTian Shuang wireless tablet wireless small mm Tian old Internet chat big screen computer writing board

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