... Second, the effect chart 3. Third, the basic characteristics Touch media: finger, pen and any opaque objectsUSB output resolution: ... objects can two touch; the touch material thickness increase with the product size increases, the maximum thickness does not exceed 9mm;2, ... touch area, self-assembly, commissioning ;5, support WIN7 / 8, Android2.3.6/4.0 7. Seven, structure size OTP Optical touch screen ...