mac notification

display notification "message" with title "title" subtitle "subtitle"

display notification "message" sound name "Sound Name"

Valid sound names are the names of sounds located in…

    ~/Library/Sounds
    /System/Library/Sounds

ls /System/Library/Sounds 

Basso.aiff     Bottle.aiff    Funk.aiff      Hero.aiff      Ping.aiff      Purr.aiff      Submarine.aiff
Blow.aiff      Frog.aiff      Glass.aiff     Morse.aiff     Pop.aiff       Sosumi.aiff    Tink.aiff