Gamelan outside Indonesia called "Gamelan Penempaan Guntur" (Gamelan Forge of Thunders). The group offers regular concerts at the museum and other venues, including international festivals. The first gamelan in Mexico is that owned by the Indonesian Embassy in Mexico City since the 1990s. It is a bronce Javanese slendro gamelan, but it started to be used and became active since young Mexican music students were convened by Fitra Ismu Kusumo, an Indonesian student in Mexico, and began using and playing this gamelan in 2002 and founded the group Indra Swara. Currently in Mexico there are at least four sets of gamelan: a Surakartan
Gamelan gamelan styles of Bali, Java, and Sunda resulted from different ways of mixing these elements. Thus, despite the seeming diversity of styles, many of the same theoretical concepts, instruments, and techniques are shared between the styles. A gamelan is a multi-timbre ensemble consisting of metallophones, xylophones, flutes, gongs, voices, as well as bowed and plucked strings. The hand-played drum called "kendhang" controls the tempo and rhythm of pieces as well as transitions from one section to another, while one instrument gives melodic cues to indicate treatment or sections of a piece. Some of the instruments that make up a gamelan