... proof, dust proof, scrape-resistant 3.Anti-electromagnetic interference Touch frame(Touch screen)Touch frame is a plug and play solution, which can be used ... in the market.Highlight:1 Support multi-touch,4 points, 16 points, 32 points and 256 points2 All-metal case, ... ~60HzOutput:5V,4AInterfaceUSB 2.0(Full speed), compatible with USB 1.1 portHID compiant, plug-and-play compatibleOperating SystemWindows ...