Answer:
Bamboo tube. Bumbong.
Bamboo marimba. Talungating.
Bamboo piano. Tipangklung.
Bamboo flute. Tulali.
Bamboo knockers. Kalatok.
Bamboo percussion. Raffles, anxillaries-drums, cymbals, triangles, gongs
It is played vertically but blown horizontally across the open inner edges of the bamboo pipes. The air blown through the instrument creates a series of pulses that generate sound waves within the tubes. Each pipe is tuned to a different note for producing a wide range of sound.