Poly Blackwire C3210 USB-A Monaural Headset 209744-201. Combining durability with comfort whilst delivering exceptional audio quality. Features inline controls. Monaural USB Headset.

Poly Encorepro HW520 Customer Service Binaural Headset Noise-Cancelling 89434-02. Binaural headset with over-the-head design. Soft ear cushions and lightweight design for comfort. Wideband audio with noise-cancelling microphone for call clarity.

Poly U10P-S Cable 784S0AA. Less expensive, Easy to install, Takes up virtually no desk space.

Poly Blackwire 3210 Monaural UC USB-C/A Headset Bulk 8X214A6. Dynamic EQ optimizes the quality of your voice on calls, automatically adjusts the EQ settings. USB-C with a USB-A adapter built in. Intuitive inline controls. Indicator lights.

Poly Blackwire C3210 Monaural UC USB-C/A Headset Bulk 8X2J8A6. Dynamic EQ optimizes the quality of your voice on calls, automatically adjusts the EQ settings. USB-C with a USB-A adapter built in. Intuitive inline controls. Indicator lights.

Poly Blackwire 3210 Monaural UC USB-C/A Headset 8X214AA. Offers PC wideband, noise-cancelling mic, hi-fi stereo sound options. Dynamic EQ optimizes call quality and automatically adjusts the settings. Corded headset for greater flexibility.

Poly Blackwire 3310 Monaural USB-C/A Headset 8X215AA. Connect quickly and easily. Blackwire 3300 Series is completely plug-n-play with USB devices. Robust design. Boost your on-the-call confidence with professional-quality audio and a customized fit.

Poly Blackwire 3310 Monaural MS USB-C/A Headset 8X216AA. Connect quickly and easily. The Blackwire 3300 Series is completely plug-n-play with USB devices. Robust design. Professional-quality audio and a customized fit.

Poly Blackwire 3220 Stereo UC USB-C/A Headset 8X228AA. Offers PC wideband, noise-cancelling mic, hi-fi stereo sound options. Dynamic EQ optimizes call quality and automatically adjusts the settings. Advanced connectivity. Corded headset.

Poly Blackwire 3220 Stereo UC USB-C/A Headset Bulk 8X228A6. Offers PC wideband, noise-cancelling mic, hi-fi stereo sound options. Dynamic EQ optimizes call quality, automatically adjusts the settings. Advanced connectivity. Corded headset.

Poly Blackwire C3220 Stereo UC USB-C/A Headset Bulk 8X2J9A6. Dynamic EQ optimizes the quality of your voice on calls, adjusts the EQ settings. USB-C with a USB-A adapter built in. Hi-fi stereo wearing style. Intuitive inline controls. Indicator lights.

Poly Blackwire 3320 Stereo USB-C/A Headset 8X219AA. The Blackwire 3300 Series is completely plug-n-play with USB devices, so robust. Professional-quality audio and a customized fit.

Poly Blackwire 3320 Stereo MS USB-C/A Headset 8X220AA. Blackwire 3300 Series is completely plug-n-play with USB devices. Robust. Boost your on-the-call confidence with professional-quality audio and a customized fit.

Poly A10-11 Adapter 85Q14AA. A10-11 lead lets you connect your Quick Disconnect Headset to your telephone\'s RJ11 port. Simple plug and play adaptor ideal for connecting corded headsets to your telephone. Quick Disconnect headset connection.

Poly Blackwire 3215 Monaural UC 3.5mm + USB-C/A Headset 8X227AA. Offers PC wideband, noise-cancelling mic, hi-fi stereo sound options. Dynamic EQ optimizes call quality, automatically adjusts the settings. Advanced connectivity. Corded headset.

Poly Blackwire 3215 Monaural UC 3.5mm + USB-C/A Headset Bulk 8X227A6. Dynamic EQ optimizes the quality of your voice on calls, automatically adjusts the EQ settings. USB-C with a USB-A adapter built in. Intuitive inline controls. Indicator lights.

Poly Blackwire 3315 Monaural 3.5mm + USB-C/A Headset 8X217AA. The Blackwire 3300 Series is completely plug-n-play with USB devices, so robust. Boost your on-the-call confidence with professional-quality audio and a customized fit.

Poly Blackwire 3315 Monaural MS 3.5mm + USB-C/A Headset 8X218AA. 3300 Series is completely plug-n-play with USB devices, Boost your on-the-call confidence with professional-quality audio and a customized fit.

Poly Blackwire 3225 Stereo UC 3.5mm + USB-C/A Headset 8X229AA. Offers PC wideband, noise-cancelling mic, hi-fi stereo sound options. Dynamic EQ optimizes call quality and automatically adjusts the settings. Corded headset.

Poly Blackwire 3225 Stereo UC 3.5mm + USB-C/A Headset Bulk 8X229A6. Dynamic EQ optimizes the quality of your voice on calls, automatically adjusts the EQ settings. USB-C with a USB-A adapter built in. Intuitive inline controls. Indicator lights.

Poly Blackwire 3325 Stereo 3.5mm + USB-C/A Headset 8X221AA. Blackwire 3300 Series is completely plug-n-play with USB devices. Robust. Boost your on-the-call confidence with professional-quality audio and a customized fit.

Poly Blackwire 3325 Stereo MS 3.5mm + USB-C/A Headset 8X222AA. Style, comfort and audio quality. Built for style with a sleek design that focuses on comfort and reliability.

Poly Blackwire 5220 Stereo Headset Black 8X231AA. USB-C cord with tethered USB-A adapter for PC and 3.5 mm for mobile or tablet connectivity. Noise-cancelling microphone and Digital Signal Processing (DSP). Intuitive inline controls.

Poly Blackwire 5210 Monaural 3.5mm + USB-C/A Headset Bulk 8X230A6. USB-C with a USB-A adapter built in. Intuitive inline controls. Indicator lights. Noise-cancelling microphone, Digital Signal Processing (DSP). Dynamic EQ adjusts the EQ settings.