Poly Blackwire C520
 | Outdated Product Features: office; Design: overhead, open; swiveling earcups; Connection type: wired; USB: USB-A; Cable supply: single-sided; Volume control; E-Catalog uses affiliate links compensated by our partners. |
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The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Poly 2026 - new arrivals, bestsellers, and the most relevant models Poly.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Poly 2026 - new arrivals, bestsellers, and the most relevant models Poly.
Everything You Need to Know About Headphones: A Complete Technical GuideThe choice begins with understanding the design and features.
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Series Poly Blackwire (headsets)Compare using chart →
office, one earphone, overhead, closed, wired, 3.5 mm, USB-C, 2.15 m, 20 – 20000 Hz, 32 Ohm
office, overhead, open, wired, detachable cable, USB-A, 20 – 20000 Hz, battery: up to 10 h
Additional features headphones Poly Blackwire C520:
- Modification of the C520-M model is optimized for Microsoft Lync and Microsoft OCS 2007
- Swivel ear pads
- Smart Sensor — automatic call answering when putting on headset