Plantronics DuoPro H151 Quick Start User Manual page 2

The DuoPro™ family of headsets is designed to meet
the needs of users who use headsets most of the day.
In summary:
1 Models 151 is an over-the-ear headset.
Model 151N is an over-the-ear headset using a
2
(N) noise-canceling microphone.
Models 161 and 161N are over-the-head headsets.
3
4 Models 171 and 171N are convertible over-the-head to
over-the-ear headsets.
Models P151, P151N, P161, P161N, P171, and P171N
5
are Polaris versions of the above headsets. Polaris applies
to most headset ready telephones. For compatibility
questions please call the Plantronics Technical Assistance
Center (TAC).
1
ABOUT THE
DUOPRO FAMILY
OF HEADSETS