Brady 127165 Fire Safety Sign, Legend "Emergency Exit Only Security Alarm Will Sound If Door Is Opened", 7" Height, 10" Width, Red on White

Safety Technology International, Inc. STI-6400 Exit Stopper Multifunction Door Alarm, Helps Prevent Unauthorized Exits or Entries Through Emergency Doors

Detex 230D Model 230 Exit Control Lock, 4" x 19" x 6.5"

DETEX 102281-7 MORTISE CYLINDER by Detex

Commercial Exit Device Panic BAR with "Alarm"

Detex Battery Powered Door or Wall Mount Exit Alarm, 2.10" W x 2.375" D x 7.70" L

Detex ECL-445K-7 Key Cylinder Keyed Alike for ECL230D

Detex Alarm Panic Exit Control Lock, Short Bar

(2 Pack) Emergency Exit Only Sign, Self Adhesive 7 X 10" 4 Mil Sleek Vinyl Decal Stickers Weather Resistant Long Lasting UV Protected And Waterproof Made In USA by SIGO SIGNS

Safety Technology International, Inc. STI-6402 105 dB Exit Stopper Multifunction Door Alarm for Double Doors with on/off Switch and 9 Volt Battery

943WG-WH - Ademco Miniature Surface Contacts (White)