Hindewhu: Central Africa musical instrument
Hindewhu is a style of singing and whistle playing of the BaBenzélé pygmies of the Central African Republic. The word is an imitation of ...

http://worldhitz4u.blogspot.com/2013/12/hindewhu-central-africa-musical.html
Hindewhu is a style of
singing and whistle playing of the BaBenzélépygmies of the Central African Republic. The
word is an imitation of of sound for the sound of a performer interchanging
singing pitched syllable and blowing into the single-pitch papaya-stem whistle.
Hindewhu declares publicly the return from a hunt and is played solo, duo or in
ensembles.
source: nscottrobinson.com