The Poly Blackwire 3320 (8X220AA) is a Microsoft Teams certified corded stereo headset with a USB-C cable and tethered USB-A adapter. 32 mm speakers with SoundGuard Digital protect your hearing, the flexible noise-cancelling boom rotates 280°, and the inline controller handles calls, mute and volume. Padded foam cushions and a 131 g weight keep it comfortable through long days.
Key Features
Microsoft Teams certified with Teams button support
USB-C cable with tethered USB-A adapter
32 mm speakers with SoundGuard Digital
Noise-cancelling boom mic, 280° rotation, 135 mm boom
Inline controls: answer/end, mute, volume
Soft foam ear cushions, speakers pivot 180°
Lightweight 131 g design
Plug-and-play on Windows and macOS
Full Specifications
General
Brand
Poly (HP)
Model
Blackwire 3320 Stereo Microsoft Teams Certified USB-C
Part Number
8X220AA
Product Type
Corded stereo headset
Wearing Style
On-ear, over-the-head, binaural
Colour
Black
Audio
Driver Size
32 mm
Frequency Response
20 Hz to 20 kHz
Impedance
32 ohm
Sensitivity
-3.5 dB RLR; 94 dB SPL nominal
Audio Features
SoundGuard Digital acoustic protection
Microphone
Microphone Type
Noise-cancelling boom
Microphone Frequency Response
100 Hz to 10 kHz
Microphone Sensitivity
11 dB SLR
Signal-to-Noise Ratio
Over 24 dB
Boom Rotation
280°
Boom Length
135 mm
Connectivity
Connection Type
Wired
Connector
USB-C with tethered USB-A adapter
Cable Length
217.9 cm total (65.8 cm headset to inline, 145.1 cm inline to USB)
Controls
Inline Controls
Call answer/end, mute, volume +/-
Comfort and Build
Ear Cushions
Foam
Weight
131 g
Dimensions (W x D x H)
166 x 39.5 x 199 mm
Compatibility
Compatible OS
Windows 10/11, macOS, Android, iOS (USB-C)
Platform Certifications
Microsoft Teams
Management Software
Poly Lens
Warranty
Warranty Period
24 months (PC PARK)
Who Is It For?
Companies that standardise on Microsoft Teams
Office workers on frequent calls and meetings
Users with USB-C laptops who also need USB-A
Contact-centre agents
In the Box
Poly Blackwire 3320 headset
USB-C to USB-A adapter
User guide
Frequently Asked Questions
Is the Blackwire 3320 Teams certified? Yes. Part number 8X220AA is the Microsoft Teams certified version.
Does it connect to USB-A ports? Yes. A tethered USB-C to USB-A adapter is included.
Does it have a 3.5 mm plug? No. This model connects by USB-C (with USB-A adapter) only.
How long is the cable? About 218 cm in total from USB to headset.
Order the Poly Blackwire 3320 Stereo USB-C Headset (8X220AA) from PC PARK with warranty and fast delivery across Saudi Arabia.
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Our Milestones
2023
Expanded our product catalog with the latest gaming and professional hardware, serving thousands of satisfied customers
2024
Launched our online store and delivery service, making tech accessible to customers across Saudi Arabia
2025
Reached a major milestone in customer satisfaction with enhanced after-sales support and warranty services
2026
Continuing to grow as Saudi Arabia's trusted destination for technology, gaming, and custom PC solutions
