Prof.Trân Van Khê (moon shaped lute) & Trân Quang Hai (spoons) in an improvized duet, 2011
TRAN QUANG HAI sings a Vietnamese folksong CÒ LẢ with overtones in one breath 52 seconds
TRAN QUANG HAI sings AMAZING GRACE with overtones in one breath 60 seconds
TRAN QUANG HAI sings Somewhere over the rainbow with overtones in one breath
tran quang hai plays the jew's harp to wish Happy Birthday to Prof Gilbert Rouget, 9 july 2016
TRAN QUANG HAI sings happy birthday and plays the Viet Đàn môi jew's harp 13 05 2016
HAPPY BIRTHDAY TO TRAN QUANG HAI !
VTV 3 truyền hình việt nam chương trình CÀ PHÊ SÁNG với ĐẶNG VĂN KHAI NGUYÊN ĐÀN MÔI
tran quang hai , khai nguyen , kim borisov, jew's harp trio, ho chi minh city, vietnam, 01 01 2016
Khai Nguyên sings with overtones, January 1st 2016, HCM city, VIETNAM
NGUYEN DINH MAO explains his method of making a bamboo jew's harp, sept 28 2015, Hanoi
NGUYEN DINH MAO compares his 2 bamboo jew's harp thanks to the spectra, hanoi 28 09 2015
