"B.A.C.K" by Girl Unit was released on April 5, 2019. The duration of B.A.C.K is about 3 minutes long, at 3:15. Based on our data, "B.A.C.K" appears to be safe for all ages and is not considered explicit. This track is about the average length of a typical track. There are a total of 11 in the song's album "Song Feel". In this album, this song's track order is #7. Furthermore, we believe that the track originated from United Kingdom. Based on our statistics, B.A.C.K's popularity is below average in popularity right now. Although the overall vibe is very danceable, it does project more negative sounds.

B.A.C.K テンポ

With B.A.C.K by Girl Unit having a テンポ of 140 with a half-time of 70 テンポ and a double-time of 280 テンポ, 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 テンポ of this song, this song might go great with jogging or cycling. The time signature for this track is 4/4.

B.A.C.K キー

This song is in the music key of D♭ Major. Or for those who are familiar with the camelot wheel, this song has a camelot key of 3B. So, the perfect camelot match for 3B would be either 3B or 4A. While, 4B can give you a low energy boost. For moderate energy boost, you would use 12B and a high energy boost can either be 5B or 10B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 3A or 2B will give you a low energy drop, 6B would be a moderate one, and 1B or 8B would be a high energy drop. Lastly, 12A allows you to change the mood.