写 给 你 的 信

写 给 你 的 信 is a melancholic song by 海力 with a tempo of 84 BPM. It can also be used double-time at 168 BPM. The track runs 2 minutes and 44 seconds long with a G♯/A♭ key and a major mode. It has low energy and is very danceable with a time signature of 4 beats per bar .