Encore:
Introducing a new generation of headset technology, the Encore offers voice transmission quality that exceeds many handsets! The Encore is the most rugged headset Plantronics has ever designed, and features headband and earpiece click-stop adjustments, new lighter weight cables, and new Tone-Control switch for sound enhancement and clarity.

• Monaural over the head model H91 offers sound from one earpad.
• Binaural over the head model H101 offers sound from two earpads.