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Black Box Explains...Flexible microphones.
Product Data Sheets (pdf)...Telephony Accessories
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A headset featuring a flexible, swing-away microphone boom is easy to adjust—all you need to do is bend the boom until the microphone is in the correct position. Plus, you... more/see it nowcan easily swing the microphone out of your way if you wish to take a sip of coffee or soda while you’re on the phone. collapse
Black Box Explains... Ear Capsule Positioning
Many headset ear capsules fit awkwardly in the ear and make telephone professionals uncomfortable. If you wear a headset all day, that can really affect productivity. When choosing a headset,... more/see it nowmake sure the ear capsule has a hinge on it. This design enables you to adjust the headset for all-day comfort and better productivity. collapse
Black Box Explains...Microphone positioning.
Proper microphone positioning is especially important to take advantage of noise canceling microphones, which reject background noise.
For optimum performance, position the microphone one finger width away from your lower lip.