This digital download contains music for each tablature played on the mountain dulcimer as it is written in the book by the same title. Immediately after your purchase, you will be given the opportunity to download a zip file. After you do, go to your download folder and move the folder entitled "Simply Celtic Vol 1 Companion.zip" to a folder on your computer. Then right-click on the zip folder and click on "Extract All." This will create a folder entitled "Simply Celtic Vol1 Companion." Open that folder. The sound files are preceded by the page numbers on which those tunes are found.