Plantronics S11 Telephone Headset System - New/Open Box

With an adjustable over-the-head design, the S11 Telephone Headset System brings hands-free convenience and comfort to home and office workers who rely extensively on the phone. Compatible with virtually any phone, this system features a single-ear headset that lets users keep an ear on their surroundings. A noise-canceling microphone and Call Clarity technology filter phone and room noise, keeping communications clear and free of annoying background noises. Noise-canceling microphone for business-level sound clarity:Adjustable over-the-head headset for all-day comfort.Call Clarity technology filters phone noise for clear communications.Compatible with virtually any single- or multi-line phone.Easily accessible controls on the base.Hands-Free Convenience for the office.The S11 Telephone Headset System offers an adjustable, hands-free design that lets professionals multi-task in comfort while on the phone. The single-ear, over-the-head headset and boom microphone can be worn on either s