About HP Poly SHS1890-15 PTT amplifier w/ PJ-7 Connector, Leadtime 16+ Weeks (8K7T8AA)

The Poly SHS 1890-15 is a push-to-talk amplifier cable built for 6-wire controller and dispatch operations. Designed to work with Poly H-Series and HW-Series headsets, it puts a pistol-grip PTT trigger right in your hand — giving operators precise control over when they transmit. With a generous 15-foot coiled cord and a PJ-7 connector, it's a reliable workhorse for police, fire, and dispatch environments.

Key Features

• Push-to-Talk Control — In-line pistol grip trigger lets you control transmission precisely, with selectable momentary or locking operation to suit your workflow.
• 6-Wire Dispatch Compatible — Built for use with 6-wire controller and dispatch systems, making it a solid pick for emergency services and control room environments.
• Carbon-Type Microphone Amplifier — Delivers clear, consistent audio amplification in demanding operational settings.
• 15-Foot Coiled Cord — Gives you plenty of reach at the workstation without cable clutter, thanks to the neat coiled design.
• PJ-7 Connector — Terminates in a standard PJ-7 (WE-425 equivalent) connector for straightforward compatibility with dispatch stations and jacksets.
• H-Series & HW-Series Compatible — Works with any Poly H-Series or HW-Series headset top for a flexible, mix-and-match setup.

Why Choose This Product?

If your team operates in a dispatch or control room environment, the Poly SHS 1890-15 is a trusted, purpose-built solution that keeps communication clear and controlled. It's tough, reliable, and backed by Poly's reputation in professional audio. Our Telrexperts are on hand to help you match it with the right headset for your setup.

What's in the Box

• Poly SHS 1890-15 Push-to-Talk Amplifier Cable

About Poly

As a trusted Poly partner, Telrex is proud to offer a full range of headsets, conference phones, business phones, video conferencing, software, and services. Poly's wide range of communication solutions allows your business to stay connected regardless of your team's location. Our Telrexperts have helped thousands of clients in various industries, from government and education to healthcare and financial services.