> For the complete documentation index, see [llms.txt](https://trizen.gitbook.io/sidef-lang/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://trizen.gitbook.io/sidef-lang/programming_tasks/a/audio_alarm.md).

# Audio alarm

Requires mpg123 to be installed.

```ruby
var seconds = Sys.read("Enter a number of seconds: ", Number)
var mp3filepath = Sys.read("Enter a MP3 file to be played: ", File)+".mp3"
Sys.sleep(seconds)
Sys.run('mpg123', '-q', mp3filepath)
```