This is the Plantronics Blackwire 7225  USB type C headset. It has 4 boomless noise canceling microphones to hlep you block out noise. Plantronics Blackwire 7225 USB-C design for softphone unify communcations with your PC or Mac, it's also a great headset for Hi-Fi stereo music.  It's also equiped with active noise canceling (ANC) speakers that will reduces background noise allowing you to focus. One-touch call controls on the headset for our phone calls and music.

Features:

* USB type C connector (common for newest laptops and Apple Macs)

* Hi-fi stereo sound for music

* 4 boomless noise canceling microphones.  It separate noise from the speaker’s voice, with digital signal processing (DSP) to deliver a natural voice sound

* Active noise canceling (ANC) speakers to block out background nose to focus on your work

* Soft leatherette ear cushions

* Compatible with PC or Mac

* Hearing Aid (Telecoil) Compatible

* In-line controls to answer/end calls, mute and adjust volume

* Dynamic EQ feature optimizes your voice quality when on calls 

* Certified for Major UC applications and softphones from Avaya, Cisco, Microsoft Skype for Business and Microsoft Teams

* Soft travel case included

* Voice alerts: Mute on, mute off, muted, volume maximum, volume minimum, redial, redialing last outgoing call, answering call, noise cancellation off, OpenMic on, OpenMic off