: A compressed archive file. You would need a tool like WinRAR or 7-Zip to extract the actual .nsp file from this package.
Files labeled in this manner are typically found on scene release sites or forums for use with modified (CFW) consoles or emulators. or how Title IDs work for library management? Robotry! [01008C7017DD8000][v0][US].nsp.rar
: The regional code, signifying this version was released for the United States eShop. nsp.rar : : A compressed archive file