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Poly Blackwire 3320 UC Stereo USB-C Corded Headset with USB-A Adapter (8X219AA)
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Poly Blackwire 3320 UC Stereo USB-C Corded Headset with USB-A Adapter (8X219AA)
The Poly Blackwire 3320 UC Stereo USB-C Corded Headset (8X219AA) is a professional business headset designed for office communication, video conferencing, customer service, and hybrid work environments. Featuring USB-C connectivity with an included USB-C to USB-A adapter, this wired stereo headset offers flexible compatibility with modern and legacy PCs, laptops, and supported unified communications platforms.
Designed for professional daily use, the Poly Blackwire 3320 UC features a noise-cancelling microphone that helps minimise background noise during calls and meetings. Its lightweight stereo design with plush ear cushions provides immersive audio for voice calls, music, and multimedia while helping users stay comfortable throughout the workday.
Key Features
- Professional stereo USB-C corded headset for office and UC environments
- USB-C connectivity with included USB-C to USB-A adapter
- Noise-cancelling microphone helps reduce background noise during calls
- Inline controls for answer/end calls, mute, and volume adjustment
- Lightweight over-the-head stereo design for extended comfort
- Plush ear cushions and padded headband
- Compatible with Microsoft Teams, Zoom, softphones, and UC platforms
- Supports Windows and macOS computers
- Fold-flat design for easier portability and storage
- Suitable for office communication, video conferencing, and remote work
Best Suited For
- Office professionals requiring a reliable stereo USB-C headset
- Remote and hybrid workers attending frequent online meetings
- Customer service and support teams
- Users needing both USB-C and USB-A compatibility
- Professionals who prefer immersive stereo audio during calls and multimedia
- Business users working with unified communications platforms daily
Why Choose the Poly Blackwire 3320 UC?
The Poly Blackwire 3320 UC combines professional audio performance, flexible USB connectivity, and comfortable all-day wear in a dependable wired headset solution. Its stereo audio design provides clearer and more immersive sound for calls and multimedia, making it suitable for modern office and hybrid work environments.
Compatibility
The Poly Blackwire 3320 UC is compatible with supported Windows and macOS computers and laptops using USB-C or USB-A connectivity through the included adapter. It is suitable for use with unified communications platforms including Microsoft Teams, Zoom, video conferencing software, and compatible softphone applications.
Frequently Asked Questions
Does the Poly Blackwire 3320 UC support USB-C laptops?
Yes. The headset connects via USB-C and includes a USB-C to USB-A adapter for compatibility with older computers and laptops.
Is the Poly Blackwire 3320 UC suitable for office calls and meetings?
Yes. The noise-cancelling microphone and stereo audio design make it suitable for office calls, video conferencing, and customer support.
Is this a mono or stereo headset?
This is a stereo headset with dual earpieces designed to provide a richer and more immersive audio experience during calls and multimedia use.
Does this headset work with Microsoft Teams and Zoom?
Yes. The Poly Blackwire 3320 UC is suitable for unified communications platforms including Microsoft Teams, Zoom, and compatible softphone applications.
Does this headset include a USB-A adapter?
Yes. The headset includes a USB-C to USB-A adapter for wider compatibility with supported computers and laptops.

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