Buzzer

Has anyone made any code for the buzzer? What kind of sounds can one get
from the buzzer? I'm planning on making some kind of alarm that could
advise a user to look to the screen... any advice??

Thanks in advance!

If you're using CE6, you can use the code here
http://www.esky-sh.com/bbs/viewtopic.php?f=15&t=221