: Open the file in a hex editor. Even if it's a RAR, the internal files will have headers (e.g., MZ for Windows executables, 0x7F ELF for Linux/Firmware binaries).
If you are looking for a "write-up" for this specific file, it likely pertains to one of the following technical domains: 1. Sony Handycam or Imaging Equipment Lsv-006B-4X.rar
: The actual instruction set for the EEPROM. : Open the file in a hex editor