Poly Blackwire 3320 Wired Stereo USB-C/A Headset (8X220AA)
The Poly Blackwire 3320 (8X220AA) is a Microsoft Teams Certified stereo headset designed to deliver high-fidelity audio and reliable communication power across corporate offices, call centers, and remote work environments. Powered by an advanced noise-canceling flexible boom microphone, it suppresses ambient background noise to ensure your voice remains crisp and professional during critical client calls.
Engineered with dual USB-C and USB-A connectivity via the included adapter, the Blackwire 3320 offers immediate plug-and-play operation with PC and Mac systems. The unit features intuitive inline call management controls—including a dedicated Microsoft Teams button, call answer/end, volume adjustment, and mute capabilities. Backed by a 12-Month Warranty, this brand-new headset provides the processing power and ergonomics needed for comfortable, all-day wearing.
Technical Specifications
| Feature | Technical Specification |
| Model & Part Number | Poly Blackwire 3320 / 8X220AA (Formerly Plantronics) |
| Certification & Compatibility | Microsoft Teams Certified, Zoom Compatible, UC Applications |
| Condition & Warranty | Brand New — 12-Months (1-Year) Warranty |
| Audio Configuration | Stereo (Binaural) On-Ear Headset |
| Host Connectivity | USB-C Native Connection + Included USB-C to USB-A Adapter |
| Microphone Type | Flexible Noise-Canceling Omni-Directional Boom Microphone |
| Microphone Frequency Response | 100 Hz to 10 kHz |
| Speaker Bandwidth & Size | 20 Hz to 20 kHz / 32 mm Drivers |
| Hearing Protection | SoundGuard Technology (Limits acoustic spikes above 118 dBA) |
| Inline Call Controls | Dedicated Teams Button, Call Answer/End, Mute, Volume +/- |
| Weight & Cable Length | 130 grams / 2.18 meters Total Cable Length |
| System Compatibility | Windows 10/11, Apple macOS, Chrome OS |
Poly Blackwire 3320 Key Features & Benefits
- Noise-Canceling Microphone: Drives the vocal clarity power needed to filter out background office noise for undisturbed call interactions.
- Microsoft Teams Certification: Features a dedicated Teams button on the inline controller for instant app launching and call interaction.
- Universal USB-C/A Dual Connectivity: Includes a durable USB-C to USB-A adapter to unleash versatile connection power across modern and legacy laptop hardware.
- Acoustic Protection with SoundGuard: Prevents sound spikes over 118 dBA to preserve hearing safety during prolonged daily use.
- All-Day Ergonomic Comfort: Designed with a lightweight padded headband, 180-degree rotating speakers, and soft ear cushions.
Key Pros
- Dedicated inline control unit simplifies call operations without clicking software menus.
- Dual-ear stereo layout blocks external distractions to improve user focus.
- High-bandwidth speaker output delivers rich multimedia and voice performance.
- Plug-and-play installation requires no additional software drivers for basic deployment.
Suitable Application Areas
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Corporate Call Centers & Help Desks: Continuous phone-based customer service requiring clear speech transmission.
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Unified Communications & Video Conferencing: Daily Microsoft Teams, Zoom, and Google Meet collaboration.
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Remote Work & Home Offices: Suppressing household background noise during virtual business meetings.
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Hot-Desking Workstations: Rapid deployment across shared office desks using USB-C or USB-A connections.
Headset Variations & Pricing
| Model Name | Wearing Style | Connectivity | Estimated Price Range (KSh) |
| Poly Blackwire 3210 | Monaural (Single Ear) | USB-A / USB-C | KSh 5,500 – KSh 7,000 |
| Poly Blackwire 3220 | Stereo (Dual Ear) | USB-A / USB-C | KSh 7,000 – KSh 8,500 |
| Poly Blackwire 3320 (8X220AA) | Stereo (Teams Certified) | USB-C + USB-A Adapter | KSh 9,500 – KSh 12,500 |
| Poly Voyager Focus 2 UC | Wireless Stereo (ANC) | Bluetooth + USB Dongle | KSh 32,000 – KSh 42,000 |
Shop for more Poly deals: Explore our complete range of enterprise headsets and computer accessories at Potent.it Computer Accessories.
Available at Potent.it Store & Online Purchase (Countrywide Delivery) — FAQs
Q: Does this Poly Blackwire 3320 work with both USB-C and USB-A ports?
A: Yes. The native connection is USB-C, and it includes an official Poly USB-C to USB-A adapter in the box for complete universal compatibility.
Q: Where can I find the official user manual and driver software?
A: You can access setup guides, firmware tools, and software utilities via the canonical Poly Blackwire 3320 Setup & Support Guide.
Q: How do I manage advanced audio settings and software updates?
A: You can download the free Poly Lens Desktop App to manage equalizer settings, update headset firmware, and customize call control options.
What is in the Box?
- 1 x Poly Blackwire 3320 Stereo USB-C Headset (8X220AA)
- 1 x USB-C to USB-A Adapter
- 1 x Quick Start & Safety Guide
- 1 x Potent.it 12-Month Warranty Certificate & Invoice
Verdict
The Poly Blackwire 3320 (8X220AA) combines acoustic efficiency, robust noise cancellation, and seamless Microsoft Teams integration into an affordable enterprise headset. With universal USB-C/A connectivity, intuitive inline controls, and lightweight ergonomics, it delivers the essential audio power required for professional communication environments.





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