STS-K009 Surface Mounted Entry System


This window intercom system provides high-quality sound across partitions and safety screens. It includes our surface mounted entry unit, our open duplex amplifier, a hearing loop, and a free-standing microphone and speaker unit for staff.


For use where one to one communication takes place through a safety screen or similar barrier, such as:

  • Distribution Centers
  • Public Transit
  • Correctional Facilities
  • Warehouse Entry
  • Security Entrances

System Components

STS-A31H Window Intercom Amplifier

Our amplifier provides full open duplex communication and is compatible with all our window intercom products.

STS-SU1 Staff Unit

Our free-standing combined speaker and directional microphone module for the staff side

Surface Mounted Entry Unit

The surface mounted entry is for customer, with a call button the front of the unit.

IL-AE99 Under the Counter Hearing Loop Aerial

This hearing loop aerial is for use with our Window Intercom Systems. It is installed under desks or counters.

PS-55 Power Supply

The PS-55 Power Supply is a Level VI power supply

Product Sheet

Installation Manual

Video Introduction Play

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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