This is the Pro Final version released on July 29, 2015 by Microsoft, an ISO image of 32/64 bits embedded in the same ISO, in Brazilian Portuguese, just burn it to a Dual Layer DVD-R or an 8 GB Pen Drive, format your PC and start using the new Windows 10 Pro, which is the most complete version of the new operating system.
The Windows 10 Start Menu returns after being removed in Windows 8, and has gained several customization options.