This items are used in perfect conditions and pulled from working environment…The Plantronics Poly Savi Series is a high-quality line of telephone headsets designed for professionals who spend a significant amount of time on conference calls. Known for their superior sound quality and comfort, these headsets are perfect for those who work long hours on the phone. The Savi Series models offer a range of features, including advanced noise cancellation and easy-to-use controls, making them a reliable and efficient choice for business communication. With the trusted Plantronics brand behind them, these headsets provide a seamless and productive telecommunication experience✅