Vibrant sound for open workspaces. Connection to the device: QD, RJ-9. Wearing style: On-Ear, Headband style: Overhead, Wearing mode: Duo. Suitable for: Office, Call Centre, Home Office, Microsoft certification for: compatible (not certified). Padded headband. Quick-disconnect cabling options: Easily plug and unplug the headset during shift changes or breaks with a high-cycle quick disconnect. Desktop USB adapter option: Quickly connects to the USB port and provides easy access to essential call control functions, including answer call, end call, reject call, hold/resume (for multiple calls), mute/unmute, volume up, and volume down. Vibrant sound. Experience robust audio while listening to music or in meetings, and be heard loud and clear with unidirectional microphones that focus on your voice. Stay productive. Focus in busy, open work environments with exceptional noise isolation in a sleek form factor for all-day comfort. A range of wired and wireless models with one or two earphones offers the perfect solution for every user. A magical experience. With simple and intuitive setup, you can get started right away. Automatic software upgrades, diagnostics, and metrics simplify device management for the IT department. Proven reliability. Compatibility issues are a thing of the past. Cisco headsets come with deep integrations for Cisco IP phones, Webex DX80, Jabber, Webex Meetings, and Webex, providing the IT department with a unified management interface.