This Logitech H650e mono wired headset with 1 earcup is optimized for Skype for Business/Microsoft Lync and is compatible with Cisco Jabber. The headband headphones are comfortable all day long and the microphone is equipped with a noise canceling function. Intuitive on-wire controls make it easy to adjust the volume. An LED light on the microphone boom indicates when you're on a call, so colleagues don't accidentally disturb you. This professional headset with high-quality sound is therefore ideal for salespeople and employees of customer service.