The great appeal of the Blackwire 3300 is apparent at first sight: It has a sleek, modern design. Workers want to wear it-so your investment pays off. Not only that, it sounds as good as it looks, with high-quality audio you’ve come to expect from Poly. Features Features great audio and a modern design - so workers want to wear it Best-in-class voice quality and a customized fit, the fully adjustable headset has 180-degree pivoting speakers and a flexible microphone boom Supports long-wearing comfort with a comfortable, padded headband and pillow soft ear cushions Microsoft Teams version to support an easy collaboration and communication with a dedicated Team button for instant access to the Teams App