"The Letter" by Birds in Row was released on January 3, 2012. The duration of The Letter is about two minutes long, specifically at 2:11. This song does not appear to have any foul language. The Letter's duration is considered a little bit shorter than the average duration of a typical track. The song is number 8 out of 12 in Collected by Birds in Row. In terms of popularity, The Letter is currently not that popular. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

The Letter テンポ

The tempo marking of The Letter by Birds in Row is Andante (at a walking pace), since this song has a tempo of 92 テンポ. With that information, we can conclude that the song has a slow tempo. This song can go great with yoga or pilates. The time signature for this track is 4/4.

The Letter キー

C Minor is the music key of this track. Because this track belongs in the C Minor key, the camelot key is 5A. So, the perfect camelot match for 5A would be either 5A or 4B. While, a low energy boost can consist of either 5B or 6A. For moderate energy boost, you would use 2A and a high energy boost can either be 7A or 12A. However, if you are looking for a low energy drop, finding a song with a camelot key of 4A would be a great choice. Where 8A would give you a moderate drop, and 3A or 10A would be a high energy drop. Lastly, 8B allows you to change the mood.