Scream Alert activates Emergency Phones when a loud scream is detected. Designed for use with all 400 Series phones and for 100 Series phones with Aux Option. Use in stairwells, elevators, bathrooms and other indoor locations.
SA-1 Scream Alert Features Activates Emergency Phones by scream--totally hands-free. Adjustable volume and duration of scream required to activate Built-in battery back-up Face-plate constructed of stainless steel
Specifications Weight: 2.5 lbs. Mounting: Flush mounts (use model K-SM to surface mount) Power Input: 9 volt DC power supply connects to 120 volts AC Power Output: Open collector output (15 volts DC maximum, 50 ma maximum) Construction: Stainless Steel Faceplate Dimensions: 4 1/8"W x 4 1/8"H x 2"D