Feis's 'Intro' came out on November 21, 2014. For a fairly short song, this song is "Intro" is considered an explicit song with a duration of 1:57. The track order of this song in Feis's "Hard Van Buiten, Gebroken Van Binnen" album is number 1 out of 15. Intro is below average in popularity right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

Intro テンポ

We consider the tempo marking of Intro by Feis to be Andante (at a walking pace) because the track has a tempo of 85 テンポ, a half-time of 42テンポ, and a double-time of 170 テンポ. Based on that, the speed of the song's tempo is slow. Activities such as, yoga or pilates, can go well with this song. The time signature for this track is 4/4.

Intro キー

B Minor is the music key of this track. This also means that this song has a camelot key of 10A. So, the perfect camelot match for 10A would be either 10A or 9B. While, a low energy boost can consist of either 10B or 11A. For moderate energy boost, you would use 7A and a high energy boost can either be 12A or 5A. However, if you are looking for a low energy drop, finding a song with a camelot key of 9A would be a great choice. Where 1A would give you a moderate drop, and 8A or 3A would be a high energy drop. Lastly, 1B allows you to change the mood.