Poly Blackwire 3315-M Mono Headset | USB-C | 3.5mm | USB-A Adapter | MS Teams – 8X218AA

Product Overview

The Poly Blackwire 3315-M (8X218AA) is a Microsoft Teams Certified monaural headset that combines professional audio quality with versatile connectivity options. Featuring a dedicated Teams button for instant access to the Teams app, this single-ear headset keeps you connected while staying aware of your surroundings. The flexible noise-canceling microphone delivers clear voice quality, while SoundGuard Digital technology protects your hearing by limiting sounds above 118 dBA.

Built for style and all-day comfort, the Blackwire 3315-M features a plush padded headband and pillow-soft leatherette ear cushion. The 180-degree pivoting speaker allows for a customized fit, and the flexible microphone boom can be positioned on either side. Connect via USB-C to your PC, use the included USB-A adapter for legacy systems, or plug in the 3.5mm connector for mobile devices and tablets.

The inline control module puts call management at your fingertips with buttons for call answer/end, mute, and volume adjustment. Dynamic EQ automatically optimizes audio for voice calls or multimedia playback. Compatible with Windows and macOS, this plug-and-play headset deploys instantly with no software installation required. IT teams can leverage Poly Lens for centralized device management, firmware updates, and usage insights.

Who Should Use This Product?

Microsoft Teams Users

Ideal for organizations standardized on Microsoft Teams who need certified headsets with dedicated Teams button integration for instant app access and optimized audio.

Office Professionals

Perfect for workers who need to stay aware of their surroundings while on calls. The mono design allows ambient awareness while maintaining professional call quality.

Mobile Hybrid Workers

Great for professionals who move between devices—connect to laptops via USB and switch to mobile devices via 3.5mm jack. Includes travel pouch for portability.

Why Choose This Product

The Poly Blackwire 3315-M delivers enterprise-grade audio quality at an accessible price point, making it ideal for large-scale deployments. Microsoft Teams certification ensures seamless integration with your collaboration platform, while the dedicated Teams button provides one-touch access to calls and meetings. The triple connectivity options—USB-C, USB-A, and 3.5mm—eliminate compatibility concerns across your device ecosystem.

For IT administrators, the Blackwire 3315-M offers plug-and-play simplicity with no drivers to install. Poly Lens software provides centralized management capabilities for firmware updates, device configuration, and usage analytics across your entire headset fleet. The robust build quality and 2-year warranty deliver long-term reliability that reduces replacement costs and support tickets.

Will This Work for Me?

Works With

  • Windows 10/11, macOS
  • Microsoft Teams (certified), Zoom, Webex, Google Meet, all major UC platforms
  • Chromebook (Works With Chromebook certified)

Requirements

  • USB-C port, USB-A port (adapter included), or 3.5mm audio jack

Software

  • Poly Lens (optional, for firmware updates and device management)

Note

This is the Microsoft Teams certified variant with dedicated Teams button. For UC variant without Teams button, see Blackwire 3315 UC (8X217AA).

What's in the Box

  • Headset
  • USB Type-C to USB Type-A adapter
  • Travel case
  • User guide

Technical Specifications

Primary Attributes

Active Noise Cancellation (ANC): No
Certifications: Microsoft Teams, Zoom
Connectivity: USB-C, USB-A, 3.5mm
Corded / Wireless: Corded
Headset Speakers: Mono (One Ear)
Warranty: 24 months
Wearing Style: Over the Head, On the Ear
Wideband Audio: Yes

Blackwire Models (12)

View Poly Blackwire 3310-M Mono Headset | USB-C | USB-A Adapter | MS Teams – 8X216AA
Blackwire 3310-M, Monaural USB-C Headset, Microsoft Teams Certified, +USB-C/A Adapter
Poly logo

Blackwire 3310-M - USB-C

SKU: 8X216AA
Condition: New
Stock: 250+
USB-A USB-A
USB-C USB-C
$42.90
$57.95
Save $15.05
(26% off)
View Poly Blackwire 3325 Stereo Headset | USB-C | 3.5mm | USB-A Adapter – 8X221AA
Blackwire 3325, Stereo USB-C Headset, +3.5mm Plug, +USB-C/A Adapter
Poly logo

Blackwire 3325 UC - USB-C

SKU: 8X221AA
Condition: New
Stock: 250+
3.5mm 3.5mm
USB-A USB-A
USB-C USB-C
$68.81
$97.95
Save $29.14
(30% off)
View Poly Blackwire 3220 Stereo Headset | USB-C | USB-A Adapter – 8X228A6
Poly Blackwire 3220 Stereo Headset | USB-C | USB-A Adapter – 8X228A6
Poly logo

Image Coming Soon

Poly

Poly logo

Blackwire 3220 - USB-C/A

SKU: 8X228A6
Condition: New
Stock: 250+
USB-A USB-A
USB-C USB-C
$42.90
$57.95
Save $15.05
(26% off)
View Poly Blackwire 3225 Stereo Headset | USB-C | 3.5mm | USB-A Adapter – 8X229AA
Blackwire 3225, Stereo USB-C Headset, +3.5mm Plug, +USB-C/A Adapter
Poly logo

Blackwire 3225 - USB-C/A

SKU: 8X229AA
Condition: New
Stock: 250+
3.5mm 3.5mm
USB-A USB-A
USB-C USB-C
$64.59
$91.95
Save $27.36
(30% off)
View Poly Blackwire 3325-M Stereo Headset | USB-C | 3.5mm | USB-A Adapter | MS Teams – 8X222AA
Blackwire 3325-M, Stereo USB-C Headset, Microsoft Teams Certified, +3.5mm Plug, +USB-C/A Adapter
Poly logo

Blackwire 3325-M

SKU: 8X222AA
Condition: New
Stock: 250+
3.5mm 3.5mm
USB-A USB-A
USB-C USB-C
$68.81
$97.95
Save $29.14
(30% off)
View Poly Blackwire 3320 Stereo Headset | USB-C | USB-A Adapter – 8X219AA
Poly Blackwire 3320 Stereo Headset | USB-C | USB-A Adapter – 8X219AA
Poly logo

Blackwire 3320 UC - USB-C

SKU: 8X219AA
Condition: New
Stock: 250+
USB-A USB-A
USB-C USB-C
$47.20
$63.95
Save $16.75
(26% off)
View Poly Blackwire 3215 Mono Headset | USB-C | 3.5mm | USB-A Adapter – 8X227A6
Blackwire 3215, Monaural USB-C Headset, +3.5mm Plug, +USB-C/A Adapter, Bulk
Poly logo

Blackwire 3215 - USB-C/A

SKU: 8X227A6
Condition: New
Stock: 250+
3.5mm 3.5mm
USB-A USB-A
USB-C USB-C
$61.08
$86.95
Save $25.87
(30% off)
View Poly Blackwire 3315 Mono Headset | USB-C | 3.5mm | USB-A Adapter – 8X217AA
Blackwire 3315, Monaural USB-C Headset, +3.5mm Plug, +USB-C/A Adapter
Poly logo

Blackwire 3315 UC - USB-C

SKU: 8X217AA
Condition: New
Stock: 250+
3.5mm 3.5mm
USB-A USB-A
USB-C USB-C
$64.59
$91.95
Save $27.36
(30% off)
View Poly Blackwire 3215 Mono Headset | USB-C | 3.5mm | USB-A Adapter – 8X227AA
Blackwire 3215, Monaural USB-C Headset, +3.5mm Plug, +USB-C/A Adapter
Poly logo

Blackwire 3215 - USB-C/A

SKU: 8X227AA
Condition: New
Stock: 250+
3.5mm 3.5mm
USB-A USB-A
USB-C USB-C
$61.08
$86.95
Save $25.87
(30% off)
View Poly Blackwire 3310 Mono Headset | USB-C | USB-A Adapter – 8X215AA
Blackwire 3310 Monaural USB-C Headset, +USB-C/A Adapter
Poly logo

Blackwire 3310 UC - USB-C/A

SKU: 8X215AA
Condition: New
Stock: 250+
USB-A USB-A
USB-C USB-C
$42.90
$57.95
Save $15.05
(26% off)
View Poly Blackwire 3210 Mono Headset | USB-C | USB-A Adapter – 8X214AA
Blackwire 3210, Monaural USB-C Headset, +USB-C/A Adapter
Poly logo

Blackwire 3210 - USB-C/A

SKU: 8X214AA
Condition: New
Stock: 250+
USB-A USB-A
USB-C USB-C
$38.10
$51.95
Save $13.85
(27% off)
View Poly Blackwire 3220 Stereo Headset | USB-C | USB-A Adapter – 8X228AA
Poly Blackwire 3220 Stereo Headset | USB-C | USB-A Adapter – 8X228AA
Poly logo

Image Coming Soon

Poly

Poly logo

Blackwire 3220 - USB-C/A

SKU: 8X228AA
Condition: New
Stock: 250+
USB-A USB-A
USB-C USB-C
$42.90
$57.95
Save $15.05
(26% off)