Note: This item is compatible with Windows 10 or 8.1 or 8 or 7 or XP. However, due to the limited space in the box, the manufacturer does not list all versions, only the latest version of Windows Bluetooth 4.0 applies the latest Bluetooth 4.0 and is backward compatible with Bluetooth V3.0 or 2.1 or 2.0 or 1.1. Win 8, Win 8.1, Win 10 plug and play or driver-free plug and play. Support Win7, XP (Win7, XP need driver, free download from the website). It's not compatible with Mac, Linux, TV Nano's sleek, ultra-small design means you can plug the Nano adapter into any USB port and simply keep it there, whether you're traveling or at home Reliability enabled Communicate wirelessly with Bluetooth-enabled computers, printers, phones, and headsets. Energy-efficient wireless connectivity with Bluetooth low energy technology. Working temperature-0-40 (32 -104) Reminder: UB400 is not compatible with Mac, Linux, TV. UB400 is for PC only, so PS4 or Xbox controller can be used on PC, not on Xbox or PS4 directly. Two UB400s cannot be paired with each other. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.