(Bonus Track) Voice Mail (Korean Version)

(Bonus Track) Voice Mail (Korean Version) is a somber song by IU with a tempo of 120 BPM. It can also be used half-time at 60 BPM or double-time at 240 BPM. The track runs 4 minutes and 6 seconds long with a C♯/D♭ key and a major mode. It has low energy and is somewhat danceable with a time signature of 3 beats per bar .