Poly Blackwire 3310 – Single-Ear USB Headset

The Poly Blackwire 3310 is a comfortable, affordable monaural headset built for professionals who need clear call quality while staying aware of their surroundings. With plug-and-play USB connectivity, a flexible noise-canceling microphone, and Dynamic EQ audio, it delivers Poly's signature sound quality without the premium price tag.

Whether you're in a busy office where you need to stay alert to what's happening around you, or you simply prefer a single-ear design for all-day comfort, the Blackwire 3310 is a reliable, no-fuss choice for daily calls.

Key Features

Monaural Single-Ear Design - Leaves one ear open so you stay aware of your surroundings, ideal for office environments where you need to hear both your call and what's happening around you.

Flexible Noise-Canceling Microphone - A 180-degree pivoting boom lets you position the mic for either ear, while noise cancellation keeps your voice clear on every call.

Dynamic EQ - Automatically optimizes audio settings between call mode and multimedia listening for the best sound in every situation.

Plug-and-Play USB Connectivity - Available in USB-A or USB-C connection options, with no drivers needed, just plug in and go.

All-Day Comfort - A plush, padded headband and pillow-soft ear cushion, combined with a lightweight 103g build, make it comfortable to wear through full workdays.

Inline Call Controls - Answer/end calls, mute, and adjust volume directly from the inline control module, no need to reach for your computer.

SoundGuard Hearing Protection - Acoustic limiting technology protects your hearing by capping sound levels below 118 dBA.

Certified for UC Platforms - Optimized and certified for Microsoft Teams and Skype for Business, and compatible with Zoom and other major softphone platforms.

Specifications

• Design: Monaural (single-ear), over-the-head
• Connectivity: USB-A or USB-C (model dependent)
• Impedance: 32 Ohm
• Frequency Response: 20 Hz - 20 kHz
• Microphone: Flexible, noise-canceling boom, 180° pivoting
• Audio Feature: Dynamic EQ (auto-optimizes for calls vs. media)
• Hearing Protection: SoundGuard (limits sound below 118 dBA)
• Controls: Inline module: call answer/end, mute, volume +/-
• Ear Cushion: Foam, pillow-soft
• Cable Length: ~215 cm total
• Weight: 103g
• Compatibility: Windows 10/11, macOS
• Platform Certification: Microsoft Teams, Skype for Business certified; works with Zoom
• Included Accessories: Travel pouch
• Software Support: Poly Lens, Plantronics Hub
• Power: USB powered (no battery)

Poly Blackwire 3310 vs Blackwire 3220

• Design: Monaural, single-ear (3310) vs Stereo, both ears (3220)
• Best For: Office awareness, calls only (3310) vs Immersive calls + music (3220)
• Weight: 103g (3310) vs ~118g (3220)
• Use Case: Open offices, situational awareness (3310) vs Focused calls, multimedia (3220)

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FAQs

Is this a single-ear or double-ear headset? It's a monaural (single-ear) headset, leaving one ear open so you can stay aware of your surroundings while on calls.

Does it work with Microsoft Teams? Yes, it's certified for Microsoft Teams and Skype for Business, and also works with Zoom and other major softphone platforms.

Does it need a battery? No, it's fully USB powered, simply plug it into your PC or Mac and it's ready to use.

Can I wear it on either ear? Yes, the microphone boom pivots 180 degrees, so you can position the headset comfortably on either side.

Is it comfortable for all-day wear? Yes, it features a padded headband and a pillow-soft ear cushion, with a lightweight 103g design built for extended use.