The IReTV USB IR Receiver is designed and built to work with Fire TV (Does not work with Gen 1 older Stick) (Stick, Cube & Pendant require our USB Y Cable), Nvidia Shield-2nd Generation Standard & 2019 Pro (1st Gen and older Pro versions do not require an add-on IR receiver), (2019 Standard is not compatible), Media Center and MCE related apps as well as Kodi on a PC and Kodi on Raspberry Pi. This IR Receiver works only with Inteset INT422-3 & Harmony remotes (Remote NOT included)To install the IReTV IR Receiver using the INT422-3 remote, just plug the USB connector into the port on the device you want to control and enter the Device Code for that device in one of the available Device Code buttons (A, B, C, D) at the top of the remote. You can then use the other device buttons for your TV, Cable box etc. We have provided a Key Map for these devices above or you can view the map on our web site. The INT422-3 Device Codes are: 02049 (Fire TV), 01272 (Media Center), 02000 & 01272 (Kodi on a PC & Kodi on Raspberry Pi) and 04918 (Nvidia Shield). The set-up process and the Key Mapping for the Logitech Harmony Remote is available at our web site. Currently, only Fire TV and Nvidia Shield (2nd Gen) are controllable using the Harmony remote with the IReTV Receiver.Contact us for a Set-up diagrams or go to our Forum for more information. You can get the device codes for all other devices that can be controlled by the INT422-3 at our web site. If you have any questions please contact us at: universalremotes.net.