Zip archive named SAMHub, 2.56 MB, with no brand, model or board details in the name. The contents are best identified by unpacking and reading any included documentation or executable properties before use. Treat utility packages like this carefully: scan them with antivirus software, run them on a dedicated service PC, and confirm what devices they support. Without more detail, the name gives no reliable information about the target hardware or version. Check the contents carefully before using them on a customer device.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @esquemaseletricos. Enginerys does not host this file.
How to open a .zip file
Compressed archive that every operating system opens without extra software.