Adjustable clothing clip Clear, adjustable voice tube External receiver rotates to rest lightly against the outside of the ear For special amplified phone applications only Headset sits comfortably and securely behind and on top of either ear Lightweight, headset design provides excellent performance and comfort. You may forget you're wearing it Plantronics lightweight, single ear design provides excellent performance and comfort. Supports Plantronics exclusive SoundGuard Plus and Call Clarity technologies for superior sound Ten-six-foot cable with Quick Disconnect option
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