Dell Pro WH3022 User Manual page 6

Example
Position the boom
This headset can be worn on the left or right side.
Steps
Rotate the boom to align with your mouth.
Example
CAUTION: To avoid breaking the boom, only rotate it up and over 180°.
Adjust the boom
Steps
Gently bend the boom in or out so it is approximately two finger widths from the corner of your mouth.
6 Overview