Extracting Soundfiles

Requirements:

The guide

Procedure:

1. Decode the guide
2. RTFM. (Guide, in this case)
3. Once you have the .wav files, convert them to mp3 using any wav to mp3 converter. And you're done.

Decoding the guide:

The guide is encoded in base64, decode it by copy/pasting the contents into a base64 decoder. Repeat the procedure for the result as well until you get some text.