What's the differnce between "Set as Default Device" and "Set as Default Communications Device" in the Sound configuration in Windows 7?

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Music by Eric Matyas
https://www.soundimage.org
Track title: Isolated

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Chapters
00:00 Question
00:40 Accepted answer (Score 33)
01:10 Thank you

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Full question
https://superuser.com/questions/140978/w...

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Tags
#windows7 #audio #hdmi

#avk47