tran quang hai uses the software Overtone Analyzer to show it with spectrum
TRAN QUANG HAI sings the undertone throat voice (new experiment)
TRAN QUANG HAI uses the FRY voice to sing
TRAN QUANG HAI sings overtones with mouth close and through nose
TRAN QUANG HAI uses the deep throat voice to sing overtones
TRAN QUANG HAI sings overtones from the nose with mouth close
TRAN QUANG HAI 's longest overtone voice in one breath
Tran quang hai sings with deep voice after listening to Imre’s deep voice demonstration27.08.2021
HAPPY BIRTHDAY TO YOU BY TRAN QUANG HAI
HAPPY BIRTHDAY TO TRAN QUANG HAI
DANG VAN KHAI NGUYEN's performance of Jew's harp, 07.05.2021 in TAIWAN
TRAN QUANG HAI plays the Vietnamese DÀN MÔI jew's harp as VOCODER
