Poly EncorePro HW510/HW520 Voice Tube – 85Q39AA

Product Overview

The Poly EncorePro Voice Tube (85Q39AA) is a genuine replacement voice tube designed for EncorePro HW510V and HW520V headsets. This smoke-colored voice tube measures 3 inches and is essential for maintaining crisp, clear voice transmission in contact center and office environments.

Poly recommends replacing voice tubes every 6 months to ensure optimal audio quality and hygiene. The easy-to-install design allows quick replacement without tools, minimizing downtime and keeping your team connected.

Who Should Use This Product?

Contact Center Managers

Essential replacement part for maintaining fleet of EncorePro HW510V/HW520V headsets with optimal voice quality and hygiene standards.

IT Administrators

Stock replacement voice tubes to quickly restore headset functionality and minimize agent downtime.

Why Choose This Product

The Poly EncorePro Voice Tube ensures your HW510V and HW520V headsets continue delivering the clear voice quality your team depends on. Regular replacement every 6 months maintains optimal audio performance and supports workplace hygiene—especially important in shared headset environments. The simple snap-in design means agents can replace tubes themselves in seconds, keeping productivity high.

Will This Work for Me?

Works With

  • Poly EncorePro HW510V (monaural voice tube headset)
  • Poly EncorePro HW520V (binaural voice tube headset)

Note

Not compatible with noise-canceling models (HW510, HW520). Voice tube models have 'V' suffix.

What's in the Box

  • Voice tube (1)

Technical Specifications