Song Metrics
- Key
- A♯/B♭
- Duration
- 6:51
- Tempo
- 138BPM
Letter Experiment is a very emotional song by Periphery with a tempo of 138 BPM. It can also be used half-time at 69 BPM or double-time at 276 BPM. The track runs 6 minutes and 51 seconds long with a A♯/B♭ key and a minor mode. It has high energy and is somewhat danceable with a time signature of 4 beats per bar.