Sparkle's 'Open Letter' had a release date set for July 14, 2021. Open Letter is explicit and may not be suitable for children. With the duration being about 3:36, this song is close to the average duration of a typical track. Since Open Letter only contains only one song in the album, we like to consider this song as a single. Furthermore, we believe that the track originated from Turks and Caicos Islands. Based on our statistics, Open Letter's popularity is not that popular right now. Although the overall vibe is very danceable, it does project more negative sounds.
With Open Letter by Sparkle having a BPM of 134 with a half-time of 67 BPM and a double-time of 268 BPM, we would consider this track to have a Allegro (fast, quick, and bright) tempo marking. Because of this, we believe that the song has an overall fast tempo. Looking at the BPM of this song, this song might go great with walking. The time signature for this track is 4/4.
This song has a musical key of A♭ Major. Or for those who are familiar with the camelot wheel, this song has a camelot key of 4B. So, the perfect camelot match for 4B would be either 4B or 5A. While, 5B can give you a low energy boost. For moderate energy boost, you would use 1B and a high energy boost can either be 6B or 11B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 4A or 3B will give you a low energy drop, 7B would be a moderate one, and 2B or 9B would be a high energy drop. Lastly, 1A allows you to change the mood.
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