The Dell Windows 10 Pro 64-bit Reinstallation Disc DVD is a sealed operating system DVD designed for use with Dell computers. It is specifically for Windows operating systems and comes in English language format. With a minimum hard drive space requirement of 20 GB and a minimum RAM requirement of 2 GB, this DVD is suitable for reinstalling the Windows 10 Pro operating system on a Dell computer. Made in the United States, this product is a reliable and genuine option for those looking to reinstall their operating system on a Dell device.