Poly Blackwire 5210 USB-A Mono Headset (207577-01) — Crystal-Clear UC Communication
Get enterprise-grade audio clarity at a smart price with the Poly (formerly Plantronics) Blackwire 5210 wired mono headset. Designed for all-day comfort at just 125 grams, this UC-certified headset delivers wideband audio and a noise-canceling boom microphone — perfect for Microsoft Teams, Zoom, and softphones from Cisco, Avaya, and more.
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Connectivity: USB-A and 3.5mm dual connectivity for PCs, Macs, tablets, and smartphones
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Audio: PC wideband audio with Digital Signal Processing (DSP) and Dynamic EQ for calls and multimedia
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Noise-Canceling Mic: Flexible boom microphone masks nearby conversations for call privacy
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Hearing Protection: SoundGuard DIGITAL technology protects against sound levels above 118 dBA
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Inline Controls: One-touch call answer/end, volume +/-, and mute with Dynamic Mute Alert
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Comfort: Lightweight 125g design with leatherette ear cushion and adjustable headband for all-day wear
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Portability: Foldable ear cushion design with included carrying case; 6.9 ft total cable length
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Certification: Microsoft Skype for Business Certified; compatible with Teams, Zoom, Cisco, Avaya, and Mitel UC platforms
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Software: Manage settings and updates via the Poly Lens App
Backed by Reef Telecom's 10-year warranty and free shipping on orders over $300. Ideal for contact centers, office environments, remote workers, and hybrid work setups that need reliable, plug-and-play wired audio.
Part Number: 207577-01 | Replaces: Plantronics Blackwire C510 (88860-01)
