Poly APP‑51 Electronic Hook Switch Cable for Desk Phones - 38439-11

Key Features

• Remote Call Control: Answer and end calls using your wireless headset—no need to handle the handset.
• Wide Compatibility: Operates seamlessly with major telecom setups including Poly, Cisco, Avaya, and Digium IP phones.
• Plug‑and‑Play Setup: Requires no external power or technical configuration—installs quickly and easily.
• Space-Saving Design: Avoids the need for bulky handset lifters, significantly reducing desktop clutter.
• Enhanced Productivity: Facilitates user mobility around their workstation while efficiently managing calls.
• Indicator Integration: Compatible with headset online status lights for easy visual signaling.
• Consistent Hook-Switch Signals: Provides stable call-control performance via the headset base.
• Minimal Maintenance: Crafted for enduring performance with durable components to ensure long-term usability.

Key Specifications

• Model Number: 38439‑11 (Poly APP‑51 EHS Cable), HP 85Q60AA.
• Cable Type: Electronic hook switch (EHS) cord designed for select desk phones and headsets.
• Power Requirement: Operates via headset base and phone—no additional power supply is needed.
• Length & Connector: Standard 3 ft cable featuring proprietary connectors for Poly/Plantronics headset base and compatible phones.
• Compatibility – Headsets: Functions with CS500 series, Savi 700, and Voyager Legend CS headset systems.
• Compatibility – Phones: Works with Polycom SoundPoint IP, VVX models, CCX series, Digium D series, and Poly Edge E series phones.
• Functionality: Enables remote action for answering, ending calls, and ring alerts directly from compatible wireless headsets.
• Indicator Support: Supports online indicator accessories if available for the headset model.
• Installation: Simple plug-and-play setup—no handset lifter or configuration is required.
• Durability: Rigid molded connector ends ensure effective hook-switch signaling.
• Design: Compact low-profile cable minimizes desk clutter and enhances cable management.

Product Overview

The Poly APP‑51 (MPN 38439‑11 / HP 85Q60AA) Electronic Hook Switch Cable is an efficient accessory that enhances wireless headset usability with compatible desk phones. Designed to support models from Polycom, Digium, and Edge E series phones, this plug-and-play cable allows users to manage inbound call control—such as answering, ending, and receiving ring alerts—directly from their compatible Plantronics headset, eliminating the need for a physical handset lifter.

Ergonomic Design

Supporting a wide range of headset bases—including CS500 and Savi 700 series—the APP‑51 provides reliable hook-switch signaling via integrated smart technology. Sturdy molded connectors are built for performance in high-use office settings, while offering an installation that does not require tools or specialized knowledge. By reducing the necessity to interact with desk phones, this cable enhances ergonomic call management, alleviating strain and improving efficiency in busy work environments.

Ideal Use Cases

Perfect for call centers, help desks, or environments with unified communications, the APP‑51 keeps workspaces neater by eliminating the need for additional hardware. Its 3-foot length offers effective cable management, keeping cords neatly arranged. Moreover, the accessory is compatible with headset status indicator lights when available, providing clear visual notifications that align with call status.

Professional Efficiency

For professionals looking to simplify call management, reduce equipment clutter, and enhance headset functionality with supported office phones, the APP‑51 cable proves to be both practical and efficient. It serves as a valuable addition to wireless headset systems within unified communication frameworks.

For technical teams and operations managers seeking efficient, secure, and compact communication solutions, the APP‑51 offers flexibility and operational continuity. Contact us to learn more and secure this solution for your business today.