How to live without a soundcard
#/bin/bash beep -f 523 -l 300 beep -f 10000 -l 500 beep -f 880 -l 1000 ...
-f is the frequency of the tone in Hertz -l is the duration of the tone in millisecond
check out details on man beep.
Play with the options, you could even compose your own music with this ;)
Even without beep program
If you dont want to use the beep program, you can even live without that, using:
echo -e "\007" >/dev/tty10
And on Windows (type Ctrl-G for the ^G):
Use executable script as player command
When finished you make the beep.sh executable through:
chmod +x beep.sh
and finally you can enter something like