冷空气来信（rnb版） by 许澈 Song Details

许澈's ' "冷空气来信（rnb版）" was released on its scheduled release date, December 28, 2025. The duration of This song is about two minutes long, specifically at 2:55. This song does not appear to have any foul language. 冷空气来信（rnb版）'s duration is considered a little bit shorter than the average duration of a typical track. There is only one song in 冷空气来信（rnb版）, so we believe that this song is a single. Based on our statistics, 冷空气来信（rnb版）'s popularity is not that popular right now. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

BPM and Tempo

The tempo marking of 冷空气来信（rnb版） by 许澈 is Allegro (fast, quick, and bright), since this song has a tempo of 133 BPM. With that information, we can conclude that the song has a fast tempo. This song can go great with walking. The time signature for this track is 4/4.

Music Key

B♭ Major is the music key of this track. This also means that this song has a camelot key of 6B. So, the perfect camelot match for 6B would be either 6B or 7A. While, 7B can give you a low energy boost. For moderate energy boost, you would use 3B and a high energy boost can either be 8B or 1B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 6A or 5B will give you a low energy drop, 9B would be a moderate one, and 4B or 11B would be a high energy drop. Lastly, 3A allows you to change the mood.

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