WORKING PRINCIPAL:Infrared Multi-touch Overlay is not a display, it is a touch pointing device.Usually installed in front of the display screen.Navigate the screen with your fingers instead of the mouse.All you have to do is simply assemble the Multi-touch overlay in front of your existing monitor or TV screen. You will have a new touch screen TV!Supported Devices:1, Desktop or Laptop with Windows OS,Win8, Win10, Win11 --- Full supported, Plug and Play, Multi-touch.2, Poly Conference Device with Video Conferencing OS --- Full supported, Plug and Play, Multi-touch.3, Mac Computer with MacOS --- Plug and Play, only single touch.4, Android or Linux machine --- Single or Multi-touch (Requires built-in driver to support).5, For Chrome, Raspberry Pi, or TV built-in OS --- By default, these systems have no touch device driver and no touch function. Please inquiry system supplier if the system be have touch device driver before you order this item.APPLICATION:Automatic retail machines, checkout machines, express cabinets, ticket machines, bank terminals, inquiry machines, advertising machines, Interactive touch tables, Conference touch all-in-one machine, Interactive education whiteboard, Digital Signage, Kiosk, Exhibitions, TV Channels, Command Center and Boardroom, Network conferencing, Large screen game machine, Microsoft Team, ZoomX--- No display, No monitor, Touch function onlyX--- Can not be used with curved displaysTouch Area Size: (Please refer to the Product Image for all Dimensions and Drawing)DurabilityResolution: 32768*32768, support 2k 4k 8k monitorsMinimum Touch Object: 3mmTypical Response Time: 3-10msProtocols: HID,TUIO,Flash. Re-development Provide: free SDK, support C/C++, C#, Java etc.Certification: FCC,CE,ROHSWarranty: 3 yearEasy to install, Easy Integrat