afplay

Command-line audio player. More information: https://keith.github.io/xcode-man-pages/afplay.1.html.

Play a sound file (waits until playback ends):

afplay {{path/to/file}}

Play a sound file at 2x speed (playback rate):

afplay --rate {{2}} {{path/to/file}}

Play a sound file at half speed:

afplay --rate {{0.5}} {{path/to/file}}

Play the first N seconds of a sound file:

afplay --time {{seconds}} {{path/to/file}}