Typical contents for a DJ-related archive like this include:
If you plan to submit this mix to a radio station, check their specific rules—WAV is often preferred for broadcast quality, while MP3 is better for small file sizes. DJ Sean P - Keep Bouncing.rar
Since the file has a .rar extension, you cannot open it directly like a standard folder. You will need extraction software: Use WinRAR or 7-Zip . For Mac: Use The Unarchiver . Typical contents for a DJ-related archive like this