Replacement Headset for Poly Blackwire 3225 Replacement Blackwire 3225 headset only Headset ends in male 3.5mm Plugs into Blackwire 3225 USB cable with inline controls, available separately Noise canceling microphone Genuine Poly accessory 1 year manufacture warranty BTP Model: PL-211058-01MFR Part: 211058-01, 7S4M7AA
