Name: Calung (https://en.wikipedia.org/wiki/Calung) an instrument used in gamelan. 
A type of idiophone. 

Wikidata item: Q4201135 (https://www.wikidata.org/wiki/Q4201135) 
External links: 

http://allaboutindonesia45.blogspot.com/2013/08/calung_27.html

Disambiguation: Many bamboo tubes struck at the base of the instrument to produce a woody sound.
Description: It has a one octave range and is typically used to play mid-range melodies.