The Marsh Products Alpha Series Single-Channel Voice Communication Base Station features presence alert/announcement with hands-free operation: An arrival at the remote location is announced by an LED at the master station and a repetitive beep tone. Depending upon the type of presence detection used, the audio may be programmed to turn off and on automatically or manually.

This product includes a transformer to power the station.

All Marsh products are backed by a worldwide service network of more than 400 authorized agents who provide fast, reliable, low-cost installation and service. Replacement parts are available through your local dealer, service agent or directly from Marsh Products.

The Alpha Series Single-Channel Voice Communication Base Station carries a one-year factory warranty on parts when the system installation has been performed or inspected by an authorized Marsh service agent.

Also available: Complete system, with base station, remote speaker, 100 feet of cable and power supply.