pxt-calliope/docs/reference/music/set-tempo.md

Set Tempo

Makes the tempo (speed of a piece of music) as fast or slow as you say.

music.setTempo(60)

Simulator

This function only works on the micro:bit and in some browsers.

Parameters

• a number that means the bpm you want (beats per minute, or number of beats in a minute of the music that the micro:bit is playing).

See also

play tone, ring tone , rest, tempo, change tempo by