BEAN QSA Manual Del Usuario De Los Auriculares página 8

SELECTING AN EARTIP
ACCU•Fit Eartips
™
Selecting an eartip:
No two ears are exactly alike. The eartip that is most comfortable
is the best choice, but it must seal well to prevent feedback (whistling).
When changing eartips make sure the eartip fits securely
on the stem of the device.
correct incorrect
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