The SAWTouch TouchSystems USB TouchMonitor is a type of touchscreen monitor that uses Surface Acoustic Wave (SAW) technology to detect touch input. It's often used in interactive displays, kiosks, and other applications where touch interaction is required. The device typically connects to your computer via USB and is designed to enable touch functionality on the monitor.

In order for Windows to recognize and properly interact with the SAWTouch TouchSystems USB TouchMonitor, you need to install the appropriate touchscreen driver. This driver allows your computer to communicate with the touch interface of the monitor and enable features such as touch gestures, calibration, and multitouch support.