Bridge Bar System – STS-K001


This system features our most popular combined speaker and microphone module in a bridge bar style. It also includes the STS-A31H Amplifier, an under the counter hearing loop and a free-standing staff microphone and speaker unit. It is ideal for a variety of environments, whatever the ambient noise conditions.


  • Banks
  • Post Offices
  • Supermarkets
  • Ticket Kiosks
  • Information Centers
  • Airports

System Components

STS-A31H Window Intercom Amplifier

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

Bridge Bar Customer Unit

Our most popular combined speaker and directional microphone module, designed for the customer side.

STS-SU1 Staff Unit

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

Under the Counter Hearing Loop Aerial

This hearing loop aerial is for use with our Window Intercom Systems. It is a moldable wire that can be installed under desks or counters.

PS-55 Power Supply

The PS-55 Power Supply is a Level VI power supply for use with the STS-A31H Window Intercom Amplifier.

Window Intercom Hub

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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