Product description
Crafted directly by Plantronics (Poly), this original Electronic Hook Switch adapter (Part Number: 202678-01) delivers an exact, stable USB to Wireless Base Interface system integration to guarantee optimal audio transmission efficiency and safeguard your wireless communication equipment's signal clarity. It features a specialized Plug-and-Play USB-A data interface paired with an intelligent EHS controller design, ensuring a snug, seamless, and convenient connection every time you power up your enterprise softphone platform or compatible office desk phone.
Plantronics APU-75 EHS Adapter Technical Specifications
| Specification Item | Parameter Details |
|---|---|
| Brand | Plantronics / Poly (Genuine OEM Original) |
| Model / Part Number | APU-75 / 202678-01 |
| Alternative Models | APU-75D, APU-76, 85Q99AA, 202678-02 |
| Input Interface | Standard USB Type-A (Connects directly to PC/Mac or hardware VoIP phone USB host) |
| Output Interface & Connection | Specialized Multi-pin Ring/Connector (Plugs directly into the back of the CS500 series wireless base unit) |
| Functionality | Electronic Hook Switch (EHS) for remote one-touch call answering & ending control |
| Connector Pin Size | Standard USB-A to Specialized Headset Base Port Link |
Compatibility (Partial List):
This premium EHS USB adapter cable is specifically engineered for Plantronics wireless DECT and 900MHz communication systems, providing remote hardware integration across various Unified Communications (UC) environments, including but not limited to:
- Plantronics Wireless Headset Base Systems: CS540, CS510, CS520, CS530, CS540-XD, CS515, CS525 (Transforms traditional desk phone setups into computer-compatible USB endpoints)
- Compatible VoIP & Desktop Phones (USB Mode): Mitel 6867, Mitel 6869, Cisco IP 8851, Cisco 8861, Cisco 8961, Cisco 9951, Cisco 9971, Polycom VVX 250, VVX 350, VVX 450
- Unified Communications & Softphone Software: Microsoft Skype for Business, Microsoft Teams, Zoom, Cisco Webex, Jabber, and other major HID-compliant calling apps
- *Note: This adapter plugs directly into the back panel of your CS500 wireless system base station, not the wireless handset itself. It enables true electronic hook switch remote control without a mechanical handset lifter.
US Shipping & Warranty Policy:
- Fast US Dispatch: 100% Physical stock located in our US warehouse. Ships within 24 hours via USPS.
- Condition: 100% Authentic Bose. System pulled/Clean warehouse overstock (May show minor cosmetic shelf wear on the plastic body, but internally 100% brand new and tested).
- Guarantee: 30-Day Money-Back Guarantee & Risk-Free Returns.
