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911 Emergency Drive-Thru System

The 911 Emergency Drive-Thru System.The 911 Emergency Drive-Thru System will keep your drive-thru operation open even when your installed system is down. The inexpensive 911 system comes ready for easy hook-up and is conveniently packaged for storage. When service is interrupted, simply place the base station on the counter at the drive-thru window and hook the outdoor speaker on the menu board. Run the provided speaker cable between both units and plug the transformer into a wall outlet. Complete the installation by placing the air detector hose over the driveway in front of the menu board, and you're back in business. Setup takes less then 10 minutes.

The 911 system is based on the industry standout Alpha Series Single Channel Audio System. Your kit will consist of two main units: an indoor master station with countertop mounting and a weatherproof outdoor remote station with clear audio communication; speaker wire and an air hose-style vehicle detector are also included.

Also available: An optional 100 feet of auxiliary audio cable for an extension of the standard wiring.


Master Station

  • Reliable, solid-state electronics.
  • Low-voltage, low energy consumption.
  • Can pick up a whisper at 20 feet.
  • Electronic voice range filtering and automatic voice level control for clear, understandable audio quality.
  • Rugged base mounts on counter.
  • LED display and repetitive beep tone announce arrival at remote location.

Remote Station

  • Clear audio communication with a minimum of unwanted external noise.
  • Internal, hidden volume control for each remote station.
  • Low maintenance cost.
  • Weatherproof speaker/mic stations built to perform well under all climatic conditions.
  • Hooks on existing menu board grille.

Complete Kit

  • Weight: 20 lbs.
  • Dimensions: 9 1/2" H. x 20" W. x 10" D.

Note: The Emergency Drive-Thru System is not intended to replace any existing equipment or to be used for an extended period of time. It is only a means of serving the drive-thru customer during standard equipment downtime. To keep downtime to a minimum, contact a service agent as soon as possible when a failure occurs with the standard equipment.

Reminder: Always bring the outdoor speaker indoors at the close of business. As a temporary system, it is susceptible to theft or vandalism.

Contact us now to purchase this product or for more information!

Marsh Products, 336 McKee St., Batavia, Illinois.
Phone: 1.630.879.8008; fax: 1.630.879.8072. E-mail: