About Plantronics Spare Battery for CS510 / CS520 / W710 / W720 /W410 / W420 (85Q97AA)

The Poly 85Q97AA is a genuine replacement battery for the Poly CS510, CS520, W410, W420, W710, and W720 DECT wireless headsets. If your headset isn't holding charge the way it used to, swapping in a fresh battery is the quickest way to get it back up and running — no need to replace the whole headset.

Key Features

• Genuine Poly Replacement — An official Poly accessory, built to the same spec as the original battery for reliable, consistent performance.
• Broad Compatibility — Works with the CS510, CS520, W410, W420, W710, and W720 wireless headsets.
• Rechargeable — Simply drop your headset back in the charging cradle between calls to keep it topped up and ready to go.
• Extends Headset Life — A cost-effective way to get more life out of your existing headset rather than replacing the whole unit.

Why Choose This Product?

When your Poly wireless headset starts running out of steam, a genuine replacement battery is the smart fix. It's affordable, easy to swap in, and keeps your headset performing as it should. Not sure if this is the right battery for your headset? Our Telrexperts are happy to help you find the right match.

What's in the Box

• Poly 85Q97AA Replacement Battery

About Poly

As a trusted Poly partner, Telrex is proud to offer a full range of headsets, conference phones, business phones, video conferencing, software, and services. Poly's wide range of communication solutions allows your business to stay connected regardless of your team's location. Our Telrexperts have helped thousands of clients in various industries, from government and education to healthcare and financial services.