Designed for use in mass-deployment enterprise environments, the  Blackwire 3225 Stereo USB-C Headset  from  Poly  is a noise-canceling headset that features a flexible boom microphone, plus USB-C and 3.5mm interfaces for connecting to Macs, Windows PCs, and a wide range of other devices. The stereo design boasts leatherette-encased, on-ear speakers featuring hearing protection to guard against sounds above 118 dBA. Additionally, the Blackwire 3225 Headset comes equipped with inline controls that let you answer, ignore, end, hold, redial, and mute calls as well as adjust the volume. The inline controls can also be used to control music and other multimedia applications. When you're finished with your call or multimedia application, the Blackwire 3225 folds flat for portability. Included is a USB-C to USB-A adapter. Audio Quality Experience the high-quality audio you expect from Poly with a headset that offers PC wideband, a noise-canceling mic, and Hi-Fi stereo sound. Dynamic EQ optimizes call quality and automatically adjusts the settings for listening to multimedia. Connectivity Ideal for managing calls on your PC, mobile phone, or tablet combined with the comfort and durability of a corded headset for greater flexibility. Comfort and Portability Relax while you talk, knowing that your headset is secure. Its lightweight metal headband offers durability, plus a custom fit and leatherette ear cushions fold flat for easy portability. Enhanced Call Quality Dynamic EQ optimizes the quality of your voice on calls and automatically adjusts the EQ settings when you want high-quality sound for listening to music or for multimedia playback. Connectivity Options There is enhanced connectivity for your devices with a USB-C cord with a tethered USB-A adapter for PC and 3.5mm for mobile or tablet connectivity. Wearing Style Hi-Fi stereo wearing style for those who want a richer, more immersive experience. Lightweight Design A lightweight metal headband offers durability and a comfortable custom fit. Simple Call Management Use the intuitive inline controls to answer/end calls, control volume, and mute to simplify call management. Conveniently placed indicator lights provide helpful, but unobtrusive user call, mute, and volume status. Optimized for Communications Platforms An IT manager's dream, this headset was created for communication and is optimized and certified to work with top virtual meeting providers.