ZIP archive of about 1.18 MB tagged ASUS, with the token TSIC in its name. The name gives no model, board number or clear indication of the contents, and TSIC cannot be expanded with certainty, so treat it as an unidentified ASUS service file. Extract it and examine what it holds, whether firmware, a tool or documentation, before using it on a machine. If it turns out to contain a flash image, read and save the original chip contents first, and make sure the board model matches the one the file targets.
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 @iranianRefix. Enginerys does not host this file.
How to open a .zip file
Compressed archive that every operating system opens without extra software.