Why Is Your Voice Deeper In The Morning?
12:21
How to Improve Your Speaking Voice When It Gets Tired
10:49
Por que você não gosta do som da sua própria voz
10:02
Most UNEXPECTED LOW & DEEP VOICES in The Voice
5:39
How To Have A Deep Voice
5:06
Why does your voice change as you get older? - Shaylin A. Schundler
6:43
How to sing REALLY low. A short Tutorial.
15:52
What Happened to Miley Cyrus' Voice? What is Reinke's Edema?
13:59