Not all webcams have a microphone in built.Please check the manual and also if it has then it should have a seperate connection that will go in the microphone plug in of the computer in order for it to pick up any sound.Do ask if you have any more question.Hope this helps.
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Not all webcams have a microphone in built.Please check the manual and also if it has then it should have a seperate connection that will go in the microphone plug in of the computer in order for it to pick up any sound.Do ask if you have any more question.Hope this helps.