Poly blackwire USB

Poly Blackwire headsets offer business-grade solutions in multiple wearing styles and noise-canceling options. The Poly Blackwire series of USB headsets have an over-the-head design with a single or dual speaker and noise-canceling microphone. Connectivity includes USB-A, USB-C and 3.5mm. A few models include active noise canceling (ANC) to help users hear better in louder environments and an acoustic fence to further block out noise for your microphones.