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Michal Moskal
2016-03-25 16:47:20 -07:00
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# Play Tone
Plays a music tone through pin ``P0`` for the given duration.
## Simulator
Simulation of this function is available in many, but not all browsers.
```sig
music.playTone(440, 120)
```
### Parameters
* `frequency` : [Number](/microbit/reference/types/number) - the frequency of the note (in Herz)
* `ms`: [Number](/microbit/reference/types/number) - the duration of the note (milliseconds)
## Example
```blocks
let freq = music.noteFrequency(Note.C)
music.playTone(freq, 1000)
```
### See also
[rest](/microbit/reference/music/rest), [ring tone](/microbit/reference/music/ring-tone) , [tempo](/microbit/reference/music/tempo), [set tempo](/microbit/reference/music/set-tempo), [change tempo by](/microbit/reference/music/change-tempo-by)