# Poly - DA85 USB-A/USB-C digital adapter (Plantronics) - Works with Poly Call Center Quick Disconnect (QD) Headsets - Acoustic Hearing Protection -Works with Avaya, Genesys,&Cisco call center platforms — resale value

Source: JunkPal price guide — https://junkpal.ai/products/poly-da85-usb-a-usb-c-digital-adapter-plantronics-works-with-poly-call-b09bsfkrz4

**Poly - DA85 USB-A/USB-C digital adapter (Plantronics) - Works with Poly Call Center Quick Disconnect (QD) Headsets - Acoustic Hearing Protection -Works with Avaya, Genesys,&Cisco call center platforms** sells for about **$60.79** new or sealed, based on real closed eBay sales.

Live listings and the full sold-price history are on the page: https://junkpal.ai/products/poly-da85-usb-a-usb-c-digital-adapter-plantronics-works-with-poly-call-b09bsfkrz4

## Value

| Condition | Value (USD) |
| --- | --- |
| New / Sealed | $60.79 |

Values are medians of real closed eBay sales, updated 2026-07-22. They are estimates for reference, not offers or appraisals — condition, completeness and edition move them a lot, so compare against the sold listings before pricing anything.

## Check the market

- [Sold listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DPoly%2520DA85%2520USB%2520A%2520USB%2520C%2520adapter%26LH_Sold%3D1%26LH_Complete%3D1%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-sold&p=md-sold) — the closed sales these medians are computed from
- [Live listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DPoly%2520DA85%2520USB%2520A%2520USB%2520C%2520adapter%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-live&p=md-live) — what sellers are asking right now

eBay links are affiliate links: JunkPal may earn a commission at no cost to you.

## Details

| Field | Value |
| --- | --- |
| Brand | Plantronics |
| Category | Electronics |

## About

This is the Poly DA85 USB-A/USB-C digital adapter from Plantronics. It is designed to work with Poly Call Center Quick Disconnect (QD) Headsets and is compatible with Avaya, Genesys, and Cisco call center platforms.

This adapter is ideal for users in call center environments who require a reliable digital connection between their QD headsets and various communication platforms.

Resale value is influenced by the unit's physical condition, whether all components are complete, and any specific edition details.

## FAQ

**What platforms is the Poly DA85 adapter compatible with?**

It is compatible with Avaya, Genesys, and Cisco call center platforms.

**What is the primary function of this adapter?**

It serves as a digital adapter for Poly Call Center Quick Disconnect (QD) Headsets.

**What factors affect the resale value of this item?**

Resale value is driven by the item's condition, completeness, and edition.

---

Full price guide: https://junkpal.ai/products/poly-da85-usb-a-usb-c-digital-adapter-plantronics-works-with-poly-call-b09bsfkrz4
How these values are computed: https://junkpal.ai/methodology
Cite as: "JunkPal price guide value as of 2026-07-22, based on real sold listings (junkpal.ai)"