Metal-cover passive speaker unit

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The passive metal-cover speaker unit with pushbutton must be connected to an active speaker unit for additional microphone and loudspeaker.

It can be directly connected to esse-ti autodialers: HelpyGSM, HelpyGSM-RM, Helpy Quick, Helpy Vox, Helpy Quick-TL.

The speaker units allow two-way communication with excellent audio quality and low consumptions.

Equipped with advanced self-diagnosis system to detect cabling errors or damages, they guarantee the utmost reliability.

Quick and easy to install, offer the possibility of combining active and passive handsfree terminals to save on installation costs.

The telephone-technology speaker units offer a comprehensive choice in terms of casing. The wide range of size and fittings combines functionality and versatility in order to meet any installation requirement.



  • Speech unit to be connected to an active handsfree terminal for additional microphone and loudspeaker or to an esse-ti' autodialer with specific output 
  • Cabling: 4 wires
  • Metal case
  • Pre-cabled N.O. emergency pushbutton
  • Dimensions: 185 x 70 x 40 (h) mm
  • Weight: 500 g
Hardware and Software design and development carried out at the Esse-ti Research Center. 100% made in Italy.

Compliant: EN 81-80, EN 81-28, EN 81-70


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