Description
The Poly EHS 3.5mm Extension Cable (85R17AA) is a 3.5mm-to-3.5mm EHS adapter cable that extends or adapts the EHS signal path between a Poly wireless headset base and a desk phone's 3.5mm EHS port. It is used when an existing EHS cable doesn't quite reach the phone port, or when a signal routing adapter is needed between different 3.5mm EHS configurations.
Key Features
- 3.5mm to 3.5mm: Extends or adapts the EHS signal path for 3.5mm EHS configurations.
- EHS Signal Compatible: Carries the electronic hook switch control signal without degradation.
Technical Specifications
| Specification | Detail |
|---|---|
| HP SKU | 85R17AA |
| Connectors | 3.5mm – 3.5mm |
| Function | EHS signal extension/adapter |


