. This update includes miscellaneous bug fixes to improve device stability. Poly Documentation Library How to Update Your Calisto 610 Download the Software : Visit the Poly Lens device management page to download the desktop application for Windows or macOS. Connect Your Device : Plug your Calisto 610 directly into your computer using its USB cable Open the App Plantronics Hub

If you haven't updated your firmware recently, do it. It basically feels like I bought a new unit. It’s rare that a software patch adds this much tangible quality to a device.

After updating, early testers noticed immediate differences. Voices on calls sounded fuller and more natural; background noise was reduced without making conversations sound artificially processed. Music playback gained subtle depth, especially in mid-range frequencies, making podcasts and conference calls clearer and easier to follow. Battery life improved by shaving milliseconds off idle processes, yielding extra hours for long days.

If you want, I can:

Beyond the Specs: An Analysis of Firmware Optimization and "Extra Quality" Audio Performance in the Plantronics (Poly) Calisto P610