Stay focused with the EVOLVE 20 Microsoft Lync Mono Headset from Jabra. This headband-style headset features a noise-canceling microphone, so you can be better heard at the other end. For easy operation, the headset comes with an in-line control unit that provides access to commonly used functions like volume and mute, as well as the ability to end and answer calls. The EVOLVE 20 Microsoft Lync Mono Headset is optimized for Microsoft Lync, providing instant "Plug & Play" installation for your headset. It connects to your system via USB and uses digital signal processing (DSP) to digitally optimize the user's voice and suppress echoes.