Plantronics Blackwire C3220 Binaural Stereo Computer Headset - Wired, USB-A, Noise-Canceling, Volume Control - Mac and Windows Compatible - Colour: Black 209745-101 - Hunt Office UK
209745-104 - Poly Blackwire C3220 USB - headset - Currys Business
Plantronics USB Headset Blackwire C3220 - Computing & Office from Electronic Centre UK