Technical Details for Plantronics DuoPro Polaris P171N

Plantronics DuoPro Polaris P171N ... innovations offer unsurpassed comfort, and the patent-pending anti-twist boom ensures perfect microphone placement.

PRODUCT FEATURES:

Convertible;
Noise-canceling microphone;
Polaris model;
Sleek, stylish design;
Unsurpassed comfort;
Patent-pending anti-twist boom ensures perfect microphone placement;
Innovative double T-pad headband for ultimate stability and comfort;
Best sound quality in its class;
Quick Disconnect feature allows you to walk away from the phone while still wearing your headset.