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Welcome to Hands-Free
Communications from
Plantronics
To obtain the maximum performance from your headset, please
read the important information contained in this manual. It will help
you become more familiar with the features and functions of the
headset and its usage.
All SHR headset models are equipped with either electret or
dynamic noise cancelling microphones. They provide a reduction in
transmitted background noise of approximately 80% (about 18 dB).
On the circumaural models, the earcups provide approximately
22 dB of noise reduction on the covered ear.
IF YOU HAVE ANY QUESTIONS, PLEASE CALL PLANTRONICS:
1-800-544-4660
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