Sdtech q-series infrared touch screen is designed specifically for small and medium size monitors of ultra-thin touch solutions, total thickness( with 3mm glass) is only 7.5mm. It is easy to install, which can be solved the problem of overall thickness of outer frame after the touch screen install on the monitor, to enhance the overall look of the monitor appearance greatly. Stable product performance, anti-glare which can working properly under direct sunlight. Full tube design, supports 2 points touch and gesture recognition, easy to make the objects zoom out/in, rotate, page turning, dual pens writing, drag and other operation, writing fast and fluently.