KeeTouch provides SAW touch screen from 7"–42". With 90% high transmission, it comes with superior image clarity. It delivers long life performance, more than 50 million touches in one location. Both RS232 and USB interfaces can be offered, so it is suitable for various kinds of displays. Also, this SAW touch screen can support a variety of systems, like Windows7, Windows8, Vista, XP, Mac, Linux, Android.