... touch frame is special designed for large display screen, interactive whiteboard. And supports OEM large quantities.This multi-touch ... optical touch is widely used for information kiosks, digital signage, interactive whiteboard, computer, touch TV, training and education, commend centers, ... point ESDIEC61000-4-2:level4, contact discharge 8 kV, air discharge 15 kV on USB connector pinsEMCCE,FCC Class B ...