You must have WinRAR, 7-Zip, or similar software installed.
This file appears to be part 2 of a multi-part RAR archive containing high-quality audio files (EAC_FLAC suggests an Exact Audio Copy rip in FLAC format). To extract the content, you need all parts in the same folder. MendOrat9067Ber-EAC_FLAC.part2.rar
Right-click on part1 (not part2) and select "Extract Here" or "Extract to [Folder Name]". The extraction tool will automatically combine the parts. You must have WinRAR, 7-Zip, or similar software installed
Ensure you scan the files for viruses before extracting. Do you have all the parts for this archive? You must have WinRAR