The flexible mic has the noise-canceling tech to drown out background chatter in busy call centers. With in-cord volume, mute, redial, answer, end, hold and ignore buttons, this Poly wired headset lets you easily control calls and media playback.A USB-A connector provides compatibility with PCs and mobile devices. This USB on-ear headset has a monaural design to help users multitask when taking calls. The headset features premium materials to stand up to daily use. Its leatherette-encased earpieces offer whole-day comfort. This device has hearing protection technology for blocking out sounds above 118 dBA. It has a folding design, which saves space during storage. A dynamic EQ optimizes the mic and speakers for clarity during calls and music playback. This device supports UC Toolkit resources for simple management.