Designed for use in mass-deployment enterprise environments, the headset from Poly is a noise-canceling headset that features a flexible boom microphone and a USB-C interface for connecting to most Macs and Windows PCs. The mono design boasts leatherette-encased, on-ear speakers featuring hearing protection to guard against sounds above 118 dBA. Additionally 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, they fold flat for portability. Included is a USB-C to USB-A adapter. Black.