The Microsoft Windows 11 Pro 64-Bit USB Flash Drive is a standard licensed operating system designed for use with Microsoft Windows 11 Pro. This USB flash drive version of the operating system requires a minimum of 4 GB of RAM, 64 GB of hard drive space, and a processor speed of 1 GHz. It is designed for one device and is compatible with English language settings. Made by Microsoft in the United States, this operating system is a convenient and compact way to install or upgrade your Windows 11 Pro operating system on a compatible device.