Quick Summary
The Plantronics Blackwire 3320 is a wired stereo headset with USB-A connection for PC or Mac. It is described with wideband audio, a flexible noise-cancelling microphone, and digital signal processing (DSP), so it is set up for clear voice and audio use on compatible computers.
The headset also includes padded headband and soft ear cushions, with fully adjustable 180-degree pivoting speakers and a flexible microphone boom. SoundGuard technology is stated as an acoustic limiting feature for protection against sounds above 118 dBA.
Who It Is Best For
This headset suits buyers who need a USB-A wired headset for PC or Mac use and want stereo wearing style. It is also aimed at users who value plug-and-play simplicity and use collaboration or voice platforms.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | Plantronics. |
| Model | Blackwire 3320. |
| Connection | USB-A, for connecting to PC or Mac. |
| Audio features | Wideband audio, flexible noise-cancelling microphone, and digital signal processing (DSP). |
| Comfort features | Padded headband, soft ear cushions, fully adjustable 180-degree pivoting speakers, and a flexible microphone boom. |
| Wearing style | One ear/stereo over-the-head headset. |
| SoundGuard | Acoustic limiting stated for protection against sounds above 118 dBA. |
| Warranty | 2 years. |
Why Buyers Choose It
- USB-A connection supports simple use with PC or Mac.
- Wideband audio and DSP are stated for clear, natural and rich audio.
- The noise-cancelling microphone is a useful detail for voice calls and collaboration.
- Adjustable speakers, headband and boom help the headset adapt to the wearer.
What To Know Before You Buy
Check that your device has USB-A connectivity before ordering. The headset is a wired stereo model, so it is aimed at desktop or computer use rather than wireless listening. If you are buying for a specific collaboration platform, confirm that it matches your setup.
Pros: USB-A connection and stated audio features support straightforward computer-based voice use.
Cons: It is a wired headset, so it depends on a physical USB-A connection.
Common Buyer Questions
Does it connect to a computer?
Yes. It connects to PC or Mac via USB-A.
Does it include microphone features?
Yes. It includes a flexible noise-cancelling microphone and a microphone boom.
What kind of wearing style is it?
It is a stereo over-the-head headset with one ear/stereo wearing style stated.
Is there any protection feature?
Yes. SoundGuard technology is stated as acoustic limiting for sounds above 118 dBA.
Final Buying View
Choose the Blackwire 3320 if you want a wired USB-A stereo headset for PC or Mac use with stated audio and comfort features. Before ordering, check that USB-A is the right connection for your device and that the wearing style matches your preference.





