... input flexibility, low power, cost-competitive 4-Wire Resistive Touch Screen CharacteristicsPerformance reliable, economical, practical, widely applied to ... anti-Newton ring, etc. How it Works4-wire resistive touch screen is the preferred solution for low cost applications ... the touch point is detected. Specification Model4-wire Resistive Touch Screen Circuiting Rating5VDC, 35mAHardness of the Surface ...