Style, comfort and audio qualityBuilt for style with a sleek design that focuses on comfort and reliability. Poly signature audio quality so you know you will sound great. And intuitive and simple features so every user can connect to their preferred device simply and easily.Connect quickly and easily The Blackwire 3300 Series is completely plug-n-play with USB devices, so users can take calls in the office or on the go. Its robust design delivers reliability you can count on. This is the hassle-free headset you've been looking for.Look good, feel good, sound amazing Boost your on-the-call confidence with professional-quality audio and a customized fit with a headset that can connect to your devices quickly and easily and is ready to go with you wherever you go..High-quality audioMakes collaboration easy with Poly signature audio quality and reliability.Wearing styleMonaural wearing style for those who prefer to leave one ear open.Headset flexibility With professional voice quality and a customized fit, this fully adjustable headset has 180-degree pivoting speakers and a flexible microphone boom.Long-lasting comfort Supports long-wearing comfort with a plush, padded headband and pillow soft ear cushions.Connectivity options Enhanced connectivity for your devices with a USB Type-C® cord and tethered USB-A adapter.Microsoft Teams Microsoft Teams version to support an easy collaboration and communication with a dedicated Teams button for instant access to the Teams App Headset offers maximum sound efficiency with added usability On-ear earpiece design ensures maximum convenience and optimal performance Synthetic Leather ear cushion material which enhances the design and general presentation style of headset Call/Answer/End earpiece control for faster, dependable performance, better navigation, and maximum user-friendliness The 3315 headset provides plenty of freedom with wired connectivity Boom microphone design ensures maximum convenience and optimal performance Omni-directional microphone technology ensures easy, convenient talking with maximum efficiency USB Type C host interface ensures dependable data transfer for maximum efficiency Mono sound mode for optimal performance with maximum usability Ear-cup design provides optimum comfort and noise isolation