Description
From the Manufacturer
Enhance your communication and collaboration experience with the Poly Blackwire 3320 Wired Stereo Microsoft Teams Certified USB-C Headset, a professional-grade headset designed for modern workplaces, remote teams, and hybrid work environments. Featuring Poly’s renowned audio quality, a noise-cancelling microphone, and Microsoft Teams certification, this headset delivers exceptional call clarity and immersive stereo sound for meetings, calls, webinars, and multimedia.
The Blackwire 3320 features a hi-fi stereo design that provides rich, immersive audio while maintaining crystal-clear voice communication. Its fully adjustable design includes a flexible noise-cancelling microphone boom and 180-degree pivoting speakers, allowing users to achieve the perfect fit for maximum comfort and voice pickup.
Designed for all-day use, the headset incorporates a plush padded headband and soft foam ear cushions that remain comfortable throughout long meetings and work sessions. Whether you’re participating in video conferences, customer calls, online training, or multimedia playback, the Blackwire 3320 ensures professional performance and lasting comfort.
With USB-C connectivity and an included USB-C to USB-A adapter, the headset offers seamless compatibility across modern laptops, desktops, and workstations. The dedicated Microsoft Teams button provides instant access to Teams meetings, calls, and notifications, helping users stay productive and connected throughout the day.
Built with Poly’s trusted reliability and equipped with SoundGuard Digital acoustic protection, the Blackwire 3320 delivers a premium communication experience for professionals who demand comfort, performance, and simplicity.
Key Features:
• Microsoft Teams Certified professional headset
• Poly signature audio quality for business communication
• Hi-fi stereo sound for immersive audio experiences
• Noise-cancelling microphone for clearer conversations
• Flexible microphone boom with customized positioning
• 180-degree pivoting speakers for optimal fit
• Plush padded headband for all-day comfort
• Soft foam ear cushions reduce fatigue during extended use
• Dedicated Microsoft Teams button for instant access
• USB-C connectivity with included USB-A adapter
• Plug-and-play setup for quick deployment
• SoundGuard Digital acoustic protection technology
• Ideal for remote work, office environments, and call centers
• Compatible with leading collaboration platforms
Specifications:-
• Brand: Poly
• Product Name: Blackwire 3320 Wired Stereo Headset
• Certification: Microsoft Teams Certified
• Headset Type: On-Ear Stereo
• Wearing Style: Hi-Fi Stereo
• Connectivity: USB-C with USB-C to USB-A Adapter
• Color: Black
• Microphone Type: Noise-Cancelling Microphone
• Boom Microphone Length: 135 mm
• Boom Rotation: 280°
• Microphone Sensitivity: 11 dB SLR
• Microphone Bandwidth: 100 Hz – 10 kHz
• Speaker Size: 32 mm
• Speaker Sensitivity: -3.5 dB RLR
• Speaker Bandwidth: 20 Hz – 20 kHz
• Impedance: 32 Ohms
• Signal-to-Noise Ratio: >24 dB
• Nominal Sound Pressure Level: 94 dB SPL
• Acoustic Protection: SoundGuard Digital
• User Controls: Answer/End Call, Mute, Volume Up, Volume Down
• Ear Cushion Material: Foam
• Cable Length (Inline Module to Headset): 65.8 cm
• Cable Length (USB to Inline Module): 145.08 cm
• Total Cable Length: 217.93 cm
• Dimensions: 166 × 39.5 × 199 mm
• Weight: 131 g
• Package Dimensions: 190 × 209.8 × 54.86 mm
• Package Weight: 300 g
Compatible with:-
• Microsoft Teams
• Windows 11
• Windows 10
• macOS
• Android Devices
• iPhone
• iPad
• PCs and Laptops
• USB-C Computers
• USB-A Computers (via Included Adapter)
• Zoom
• Google Meet
• Cisco Webex
• Microsoft 365
• Unified Communications Platforms
WHAT’S IN THE BOX:
• Poly Blackwire 3320 Wired Stereo Microsoft Teams Certified Headset
• USB Type-C to USB Type-A Adapter
• User Guide
• Warranty Information
• 12 Month Warranty*
* Warranty becomes null and void from electrical & power surges or power related issues.







