If you prefer the audio only of this video I have it in .mp3 file format so you can play it or download it (for free) here:
https://freesound.org/people/hansende/sounds/
This is a 3 hour crackling REAL fire in a REAL fireplace. 1080p and 5.1 Dolby sound. No repeats or loops!! So real you'll want to keep a fire extinguisher nearby!