Poly Blackwire 3310 Monaural USB-A Headset Optimized for Microsoft Teams

The Blackwire 3310 stands out in the 3300 Series by pairing a featherlight, adjustable metal headband with a single cushioned earcup—delivering all-day comfort without the bulk of a dual-ear design. Built for Microsoft Teams, it brings certified call clarity and a discreet busy light to any desk.

Highlights

• Certified for Microsoft Teams with dedicated call control
• Flexible noise-cancelling boom microphone filters out background chatter
• Poly SoundGuard acoustic limiting protects hearing during long calls
• Inline controls for answer/end, volume, and mute—no software needed
• Visual busy light signals when you're on a call

In daily use

Plug the USB-A connector into a PC or Mac and join calls instantly. The 32 mm speaker delivers wideband voice telephony with dynamic EQ, so conversations sound natural. The monaural design keeps one ear free for ambient awareness, while the lightweight frame and soft ear cushion prevent fatigue through back-to-back meetings.

Full specifications

• Connectivity: Wired USB-A
• Headset type: Monaural (mono), over-the-head
• Microphone: Flexible noise-cancelling boom
• Speaker driver size: 32 mm
• Headphone frequency response: 20 Hz – 20 kHz
• Microphone frequency response: 100 Hz – 10 kHz
• Cable length: 1.5 m
• Material: Lightweight metal headband, soft ear cushions
• Digital Signal Processing (DSP): Yes
• Dynamic EQ: Yes (PC wideband voice telephony)
• Acoustic protection: Poly SoundGuard
• Inline controls: Call answer/end, volume up/down, mute
• LED indicators: Visual busy light
• Compatibility: PC/Mac, leading UC applications
• Certifications: Microsoft Teams, Zoom, Google Meet

Final note

For professionals who need reliable, certified Teams audio in a lightweight mono form factor, the Blackwire 3310 delivers focused comfort and clear communication—without unnecessary frills.