Gamelan their inclusion of a double-reed wind ("selompret", "slompret", or "sompret") in addition to variable drum and gong components, with some also including the shaken bamboo "angklung". In Indonesia, gamelan often accompanies dance, "wayang" puppet performances, or rituals and ceremonies. Typically players in the gamelan will be familiar with dance moves and poetry, while dancers are able to play in the ensemble. In "wayang", the "dalang" (puppeteer) must have a thorough knowledge of gamelan, as he gives the cues for the music. Gamelan can be performed by itself – in ""klenengan"" style, or for radio broadcasts – and concerts presentation are
Gamelan Bali, remarked, "Deviations in what is considered the same scale are so large that one might with reason state that there are as many scales as there are gamelans." This view is contested, however, by some teachers of gamelan, and there have been efforts to combine multiple ensembles and tuning structures into one gamelan to ease transportation at festival time. One such ensemble is gamelan "Manikasanti", which can play the repertoire of many different ensembles. Balinese gamelan instruments are built in pairs that are tuned slightly apart to produce interference beats, ideally at a consistent speed for all pairs of