Poly Blackwire 5220 Stereo USB-C Headset +3.5mm Plug +USB-C/A Adapter (Bulk)
Poly Blackwire 5220 Stereo USB-C Headset +3.5mm Plug +USB-C/A Adapter (Bulk)




Poly Blackwire 5220 Stereo USB-C Headset +3.5mm Plug +USB-C/A Adapter (Bulk)
About this item
· Dual Connectivity: USB-C with USB-C to USB-A adapter + 3.5mm jack
· Premium PC wideband audio with stereo hi-fi sound (20 Hz – 20 kHz)
· Noise-cancelling microphone with enhanced DSP for clear calls
· Dynamic EQ for optimized voice and multimedia performance
· SoundGuard® DIGITAL hearing protection against noise spikes & acoustic startle
· Lightweight, all-day comfort with folding ear cushions
· Portable design: foldable headset with included carrying case
· Inline controls: call answer/end, volume, and mute
Product Description
The Poly Blackwire 5220 (SKU: 8X231A6) is a versatile stereo headset built for unified communications, VoIP, and multimedia use. With dual connectivity (USB-C/USB-A adapter + 3.5mm), it supports PCs, laptops, tablets, and mobile devices.
Engineered for professional communication, the headset delivers wideband audio, a noise-cancelling microphone, and dynamic EQ that automatically adjusts audio for calls or media. The SoundGuard® DIGITAL technology ensures protection from acoustic shocks and long-term noise exposure.
Lightweight and foldable, with padded ear cushions and a portable carrying case, it’s designed for all-day comfort and on-the-go professionals.
Product Information
Feature |
Details |
Model Name |
Blackwire 5220 Stereo USB-C + 3.5mm |
SKU |
8X231A6 |
Connectivity Technology |
Wired (USB-C, USB-A via adapter, 3.5mm jack) |
Headset Type |
Stereo (dual-ear) |
Microphone Type |
Noise-cancelling with enhanced DSP |
Audio Performance |
Wideband audio, Dynamic EQ, Hi-fi stereo (20 Hz – 20 kHz) |
Hearing Protection |
SoundGuard® DIGITAL, Anti-startle, Time-Weighted Average |
Controls |
Inline call controls (answer/end, mute, volume) |
Cable Length |
2.17 m / 7.12 ft total |
Speaker Size |
28 mm |
Speaker Bandwidth |
200–6,800 Hz (speech), 20–20,000 Hz (media) |
Speaker Sensitivity |
90 dB |
Input Impedance |
32 Ohms |
Max Acoustic Output |
118 dBSPL |
Microphone Sensitivity |
-38 dBV/Pa |
Microphone Bandwidth |
100–10,000 Hz |
Microphone Boom Length |
122.5 mm |
Boom Rotation |
280° |
Headband Adjustment |
52 mm |
Weight (with cable) |
164.2 g (0.36 lbs) |
Weight (without cable) |
138.8 g (0.31 lbs) |
Included Accessories |
Carrying case |
Warranty |
2 years |
Certified for |
Skype for Business; optimized for Avaya®, Cisco®, Microsoft®, and UC apps |
Target Users |
Office professionals, UC users, remote workers, mobile professionals |
Use Cases |
VoIP calls, UC softphones, online meetings, multimedia listening |
Country of Origin |
China |
Is Discontinued By Manufacturer |
No |
Date First Available |
2019 |