During the Ram Muay the tempo of the music starts out slow and stately to match the mood of the ritual.
When the fight commences the tempo is increased and matches the intensity of the audience and action.
While name indicates that it is Javanese in origin, the Pi Chawaa closely resembles Indian shehnai reeds and likely originated on the Indian subcontinent before being introduced to Thailand via trade routes through Java.
The Pi Chawaa is made of wood and has the similar conical shape and flared bell of a Western oboe, except whereas an oboe uses a double reed, Pi Chawaa uses a quadruple-reed.
[4] Also known by its full name "Ching chap," a set of Thai brass cupped cymbals.