Cortelco Push-to-Talk Handset for Analog Telephones (530052-PTT-000)

The Cortelco Push-to-Talk Handset (530052-PTT-000) is a replacement handset with an integrated push-to-talk (PTT) bar, designed for analog telephones used in dispatch, paging, intercom, and announce applications. Pressing the PTT bar opens the microphone only while held — ideal for noisy environments and one-way or controlled-talk workflows.

Key Features

• Integrated Push-to-Talk Bar: Microphone is active only while the bar is pressed, for controlled talk and noisy settings.
• Dispatch & Paging Ready: Suited to intercom, paging, and announce applications on analog phones.
• Replacement Handset Form Factor: Adds PTT functionality to compatible Cortelco analog telephones.

Technical Specifications