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Plantronics Blackwire C510-M Monaural USB Headset for PC (Optimised for Microsoft Lync) : Amazon.co.uk: Stationery & Office Supplies
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Poly Blackwire 5220 USB-A Headset - Wired, Dual-Ear, Flexible Noise-Canceling Boom Mic - All-Day Ergonomic Design - Connect to PC/Mac, Mobile via USB-A or 3.5 mm - Works w/Teams, Zoom, Plantronics :
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