Plantronics APP-51 Electronic Hook Switch Cord (38439-11) | New

Plantronics APP-51 Electronic Hook Switch Cord (38439-11) | New

SKU: 38439-11-N
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Overview

Overview of Plantronics APP-51 Electronic Hookswitch Cable (38439-11) | New


The Plantronics APP-51 Electronic Hook Switch Cord (38439-11) is a necessary add-on for professionals who want to seamlessly connect their Plantronics wireless headsets to certain desk phones, such as many Cisco and Polycom models. With the use of this EHS cord, users can answer, end and manage calls all from their wireless headset without having to move the handset or be at their workstation. The APP-51 improves user comfort, mobility and productivity in contact centers, unified communications systems and hectic office settings. There is no complicated setup or need for an external power source, making installation quick and simple. In order to minimize missed calls or interruptions and guarantee consistent call management, the APP-51 is designed for dependable performance. Professionals who need to multitask or move freely around their workstation will find it ideal as it streamlines workflow and lowers desk clutter by offering one-touch call control. Compatible with a variety of Plantronics wireless headset systems, the robust, small design guarantees extended use.


Key Features of Plantronics APP-51 Electronic Hook Switch Cord


Remote Call Control with answer and end calls directly from your Plantronics wireless headset for true hands-free convenience.

Compatible with Polycom & Cisco Phones that is designed for seamless integration with many popular office phone models (check compatibility list).

Plug-and-Play Setup with quick, easy installation with no additional power supply or technical expertise required.

Reliable Performance that ensures consistent, uninterrupted call management for busy office environments.

One-Touch Operation that simplifies call handling, improving workflow and reducing distractions.

Reduces Desk Clutter that eliminates the need for mechanical handset lifters and extra cables.

Compact & Durable Design that is built for long-lasting performance and easy cable management.

Supports Unified Communications that enhances productivity in call centers, offices and remote work settings.


Benefits of Plantronics APP-51 Electronic Hook Switch Cord


🗹 Enables users to manage calls remotely, allowing for multitasking and greater mobility throughout the office.

🗹 Hands-free operation reduces strain and improves ergonomics, especially during long calls.

🗹 One-touch call control simplifies daily tasks, reducing interruptions and missed calls.

🗹 Plug-and-play design means fast installation and immediate benefits, with minimal IT support needed.

🗹 Eliminates the need for additional hardware like handset lifters, saving money and desk space.

🗹 Works with a broad range of Plantronics wireless headsets and supported desk phones, ensuring versatile deployment.

🗹 Reduces cable clutter for a cleaner, more organized workspace.

🗹 Perfect for dynamic work environments, call centers and businesses using unified communications platforms.

Specifications

Specifications for Plantronics APP-51 Electronic Hookswitch Cable (38439-11) | New

ManufacturerPlantronics
Manufacturer Part Number38439-11
Product NamePlantronics APP-51 Electronic Hook Switch Cord
Product TypeEHS Adapter
Compatibility - HeadsetsPlantronics CS500 Series (CS510, CS520, CS530, CS540), Savi 700 Series, Savi Office Series, Savi 8210/8220, Voyager Legend CS 2478
Compatibility - PhonesPolycom SoundPoint IP (320/321, 330/331, 335, 430, 450, 550, 560, 650, 670), Polycom VVX Series (300, 301, 310, 311, 400, 401, 410, 411, 500, 501, 600, 601, 1500, 150, 250, 350, 450), Poly CCX Series (400, 500, 600, 700), Poly Edge E Series (E100, E220, E320, E350, E400, E450, E500, E550), Digium D Series (D40, D45, D50, D60, D62, D65, D70, D80) 2478
FunctionalityEnables remote call control (answer/end) from headset, ring alerts in headset, eliminates need for HL10 handset lifter 124578
ConnectorProprietary to Plantronics/Poly wireless headset base and compatible desk phones 24
Online Indicator SupportYes, includes connector for Plantronics on-line indicator accessory 2
InstallationPlug-and-play, no additional power supply required 12
ReplacesAPS-50 EHS cable 15
ColorBlack 6
Special NotesHeadset port on phone may need activation for EHS use; check compatibility before purchase 1


Frequently Asked Questions

Plantronics APP-51 Electronic Hook Switch Cord (38439-11)
Frequently Asked Questions (FAQ's)



What does the Plantronics APP-51 do?
  • It provides electronic hook switch (EHS) functionality, allowing remote call answering and ending via compatible wireless headsets.
  • Which phones are compatible with the APP-51?
  • It supports select Avaya desk phones including models in the 1600 and 9600 series.
  • Which headsets are compatible with the APP-51?
  • It is compatible with Plantronics CS500 and Savi series wireless headsets.
  • Do I need any software to install this cord?
  • No, it is plug-and-play and requires no additional drivers or software.
  • Does the APP-51 require a power source?
  • No external power source is needed.
  • Is the APP-51 better than using a handset lifter?
  • Yes, it's more discreet, reliable, and offers quicker call response times.
  • Can I install the APP-51 myself?
  • Yes, installation is simple and typically takes just a few minutes.
  • How long is the cable?
  • The cord is approximately 3 feet long, offering flexible placement options.
  • Will it work with older Plantronics headsets?
  • No, it is optimized for CS500 and Savi series only.
  • Can I use this with a VoIP system?
  • Yes, as long as the VoIP system uses compatible Avaya phones.
  • Does this support volume and mute functions?
  • No, it only supports remote call answer and end.
  • Will it interfere with other electronics?
  • No, it operates cleanly without causing interference.
  • What’s the product’s part number?
  • The official manufacturer part number is 38439-11.
  • Can it be used with non-Avaya phones?
  • No, it's specifically designed for Avaya desk phones.
  • Is this product still supported by Plantronics/Poly?
  • Yes, it remains a current and supported accessory.
  • Which Poly/Plantronics headsets are compatible with the APP-51?
  • Compatible headsets include CS510, CS520, CS530, CS540, Savi W710, W720, W730, W740, W745, WO100, WO101, WO200, WO201, WO300/50.
  • Which Polycom phone models work with the APP-51?
  • Compatible Polycom phones include SoundPoint IP 320, 321, 330, 331, 335, 430, 450, 550, 560, 650, 670, and VVX 300, 310, 400, 410, 500, 600, 1500.
  • Does the APP-51 replace the need for a handset lifter?
  • Yes, it eliminates the need for a HL10 handset lifter.
  • How do I set up the APP-51 cable?
  • Replace the normal Plantronics-to-phone interface cable with the APP-51, and set the phone to Analog/Plantronics mode.
  • Is the APP-51 easy to install?
  • Yes, customers report that it's easy to set up and use.
  • Ratings & Reviews

    2 reviews

    • 4 stars
    • 0 reviews
    • 3 stars
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    • 2 stars
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    • 1 star
    • 0 reviews

    It worked

    by

    My headset stopped working and this replacement cord fixed it!

    Works exactly as advertised

    by

    Simple plug and play to connect the headset to a Poly phone and have it pickup. Good price.