Noise Cancelling - With four sizes of user-selectable earbuds and an adjustable receiver arm, the TriStar headset can be custom fitted to just about anyone. Weighing under one-half ounce, this headset is a pleasure to wear. Quick Disconnect lets you walk away from your phone while wearing your headset, voice tube microphone improves clarity of speech.
MODEL- H81N VENDOR- PLANTRONICS

FEATURES- H81N Tristar Headset
With four sizes of user-selectable earbuds and an adjustable
receiver arm, the TriStar headset can be custom fitted to just
about anyone. Weighing under one-half ounce, this headset is a
pleasure to wear. Quick Disconnect lets you walk away from your
phone while wearing your headset, noise-canceling microphone
improves clarity of speech.
* For offices and call centers where background noise may interfere with
your voice being clearly heard.
* Noise-canceling microphone significantly reduces background noise.
* Lightweight: 0.67 oz. (19 g)
* Earbud style headset
* Four sizes of user-selectable earbuds
* Unique three-point fit
* Weighs less than half an ounce
* Quick Disconnect feature allows you to walk away from the phone while
still wearing your headset.