Rachel Liang's '愛是什麼' came out on January 1, 2013. With this song being around four minutes long, at 3:34, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. There is only one song in 黃色夾克, so we believe that "愛是什麼" is a single. Based on our statistics, 愛是什麼's popularity is not that popular right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

愛是什麼 テンポ

The tempo marking of 愛是什麼 by Rachel Liang is Allegro (fast, quick, and bright), since this song has a tempo of 140 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with jogging or cycling. The time signature for this track is 4/4.

愛是什麼 キー

This song has a musical key of E Major. This also means that this song has a camelot key of 12B. So, the perfect camelot match for 12B would be either 12B or 1A. While, 1B can give you a low energy boost. For moderate energy boost, you would use 9B and a high energy boost can either be 2B or 7B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 12A or 11B will give you a low energy drop, 3B would be a moderate one, and 10B or 5B would be a high energy drop. Lastly, 9A allows you to change the mood.