Klong song na
Klong song na (Thai: กลองสองหน้า, pronounced [klɔːŋ sɔ̌ːŋ nâː] or [klɔːŋ sɔ̌ŋ nâː]) is a Thai barrel drum. Song na means "two faces", and the drum has two heads that are played with the hands. It is used primarily in the piphat ensemble.

See also
Traditional Thai musical instruments
Klong khaek
Klong thad