User Guide
Page 2
... you move around. It explains the components and functions of both the Voice Tube and Noise-Canceling models and ways to hands-free communications from Plantronics With a TriStar® headset, you will make the most of comfort and on one ear, the TriStar features a unique three-contact support system for maximum comfort throughout the day...
... you move around. It explains the components and functions of both the Voice Tube and Noise-Canceling models and ways to hands-free communications from Plantronics With a TriStar® headset, you will make the most of comfort and on one ear, the TriStar features a unique three-contact support system for maximum comfort throughout the day...