There are many programs which allow you to input musical notes to make music on your laptop. For example, there is Ableton Live.
Alt + 13 = ♪Alt + 14 = ♫
You can play more than one note at a time to make one different note.
music
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It can play music from your laptop if it has audio outputs in the back of the boom box.
Itunes
& hearts ; Without the space, as far as I remember.
d* or d' or o|' or o|*
Make sure if you have speaker. Or it's either, used or broken.
In music, a "minim" is a note played half as long as a whole note. Where a "crochet" is a note played one quarter of a whole note (or seimbreve).
laptop or notebook