The advantage of infrared touch screen are sensitive touch response,no limited on size,meet bigger size ‘s requirement on the market and low cost than capacitive touch screens.These advantages make infrared touch panel widely in field of application.Especially in sense that require a large area touch operations.Such as display screen,billboard,Smart Whiteboard and so on.In addition,the appearance of feature of infrared touch frame has a notch, afraid of strong light, the machine is thicker and heavier,but its price is lower,higher cost performance ,easy installation and better sense of slight touch.Although it has lower sensitivity,it is a good choice in condition of low environmental requirement.