The kèn is an instrument used in traditional Vietnamese music. It has a double reed and a conical wooden body. It produces a powerful and penetrating high-pitched sound, similar to the Chinese suona, the Korean taepyeongso, and the Persian/Indian shehnai.
- Kèn bầu - with a wooden bell carved in a gourd shape; comes in several sizes
- Kèn đám ma - with a metal bell; used for funerals in northern Vietnam
- http://www.lotusandlightning.com/music/khanh.html (A page with streaming audio samples of Nguyễn Ngọc Khánh playing the kèn)