Poly Blackwire 3320 stereo USB-C headset, angled studio view

Overview

Poly Blackwire 3320 USB-C Headset

The Poly Blackwire 3320 brings hi-fi stereo sound to the Blackwire 3300 Series over a plug-and-play USB-C connection, for a richer and more immersive listening experience on calls and multimedia. Its fully adjustable build has 180-degree pivoting speakers and a flexible noise-canceling microphone boom for a customized fit.

A plush, padded headband and pillow-soft ear cushions support long-wearing comfort, with simple inline controls for call answer/end, mute and volume. The headset is UC certified and optimized to work with top virtual meeting providers, managed through Plantronics Hub desktop software.

Specifications

Technical Overview

Wearing Style: Stereo (on-ear)
Connector: Wired USB Type-C only
Ear Cushions: Artificial leather
Microphone: Omnidirectional, 100 Hz–10 kHz, -38 dBV/Pa
Noise Cancellation: Noise and echo reduction, Dynamic EQ optimized
Acoustic Protection: SoundGuard (limits sound to below 118 dBA)
Speaker: 32mm, 20 Hz–20 kHz, 118 dB SPL nominal, 116 dB sensitivity
Signal-to-Noise Ratio: >118 dB
Impedance: 32 ohms
Weight: 130g
Cable Length: 65.8 cm (inline module to headset); 145.08 cm (USB to inline module); 217.93 cm (total USB to headset)
Compatible Operating Systems: Windows 10, macOS
Certifications: UC certified
Management Software: Plantronics Hub (desktop)
Part Number: 76J18AA (UC/open variant); separate Microsoft Teams-certified SKU also listed on the official HP product page
Box Contents: User guide, headset
Warranty: Poly standard two-year limited warranty

Key Features

What It Delivers

Hi-fi stereo wearing style for a richer, more immersive experience
180-degree pivoting speakers and a flexible, adjustable microphone boom
Noise and echo reduction with Dynamic EQ optimization
32mm speakers, 20 Hz–20 kHz frequency response, 118 dB SPL
SoundGuard acoustic protection technology, limits sound to below 118 dBA
Plush, padded headband with pillow-soft ear cushions
UC certified; completely plug-and-play with USB devices
Managed via Plantronics Hub desktop software

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