Name: kecer (Wikipedia) an instrument used in gamelan
A type of cymbals. 
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Also known as: kecèr
Wikidata item:  Q6382446

External links:

http://www.britishmuseum.org/research/collection_online/collection_object_details.aspx?objectId=575119&partId=1

Disambiguation: a pair of small cymbals inside a ransack (rack) 
Description: It is similar to the saron but is narrower. The pair of bottom cymbals are attached to the rancak and the top pair are attached to the bottom cymbals by a cord. Another type of kecer is played with mallets in archaic gamelans.

Uses:

•  accompanying wayang