UB500 is highly portable and much smaller than a flash drive. Plug and play in Windows 8/8.1/10/11 systems to enjoy a wireless communication with Bluetooth-enabled devices. This Bluetooth adapter supports advanced Bluetooth 5.4 with EDR and Bluetooth low energy technology, enabling wireless connectivity a wide range of devices such as computers, printers, phones, headsets, speakers, keyboards, controllers, etc. Note: Plug and play for Windows 8.1, Windows 10, and Windows 11 (make sure your computer is connected to the internet).