Poly Blackwire 3320 Stereo USB-C Headset +USB-C/A Adapter 8X219AA Poly Voyager Free 60+ UC Independent volume and mute controls

Independent volume and mute controls allow for audio channel mixing to improve customer experience because customers can hear and be heard clearly

Model 9T9J5AA

all with the same reliability for hands-free productivity that has made the CS family a best seller for nearly a decade

Designed for the rigors of call-intensive environments

behind-the-head Neckband (sold Spearately) (2) Over-the-head mono: covers one ear for comfort and awareness of environment (3) Over-the-head binaural: covers both ears for comfort

Poly Blackwire 3320 Stereo USB-C Headset +USB-C/A Adapter 8X219AA Poly Voyager Free 60+ UC Independent volume and mute controlsPoly Blackwire 3320 Stereo USB C Headset +USB C A Adapter 8X219AA