Pa to su USB wireless slusalice, zar ne? kakva integrisana karta i sl..
google je tvoj drugar:
"...I did not know that there were volume controls on the headset itself until I discovered them by accident. It's the blue ring on the right earpiece top edge is audio up and bottom edge is audio down. Very convenient to use once you know they are there!"
Nadam se da je to to?
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