Our piano hymns low key mp3 volume 2 is one downloadable "zip" file. After checkout, you'll receive an email with a link to a special page with the zip file. Save the zip file to your computer, then open/extract the zip file and your computer will show you all 25 separate mp3 audio files in the folder. Then you will be able to play from your computer or device as needed for your ministry. If you're downloading these to an Apple device, use the iZip app available in the Apple Store. iZip will allow you to extract the zip files to an iPad or iPhone. Our piano hymns are played by a church pianist in hymnal style, with last-line introductions, followed by all the verses. There are no voices, distracting frills or fancy embellishments. Just piano accompaniment played in hymnal style as played by a pianist in most traditional churches.