Staff Loudspeaker Unit with Dual Mute Switch – STS-SU1-3W-B / STS-SU1-3W-G

Our free-standing combined speaker and directional microphone module for the staff side has an integral loudspeaker, microphone with a semi-rigid stem, adjustable neck and dual mute switch.

The dual mute switch gives the following options when used with a window intercom system:

  • Sound working on both staff and customer sides of the counter
  • Mute the staff side
  • Mute both staff and customer sides


For use where one to one communication takes place through a safety screen:

  • Nursing/Care Homes
  • Hospitals/Health Clinics/Surgeries
  • Reception Counters
  • Banks
  • Retail Stores

Product Sheet

Setup Guide

window intercom logo

Visit our Window Intercom Hub for more information about our systems and for help choosing the right one for your application.

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