It is a shortcut key.
1 to 9: play, stop.
Option + 1 to 9: Move to Cue point.
A, B, C, D, E: Scene change.
Material, playback level, cue points are automatically saved.
SoundQ is simple AudioFilePlayer. It is Sampler of professional uses.
When you play sound. You can use this.
Your Radio program.
Your School event.
aiff, aif, wav, wave, snd, caf, mov, mp3, m4a, mp4