From EngineHub.org Wiki
The MC1213 plays a sound on input.
Sound effects can be found here: https://hub.spigotmc.org/javadocs/bukkit/org/bukkit/Sound.html
- Third line: "volume:pitch" (for example; 100:2 for normal volume minecraft sounds)
- Fourth line: "sound name"
- Make sound
- Playing sounds.
- Anything really, like scaring a friend with creeper sounds.