Traffic Safety Products
Safe Routes To School
Marine Safety Products
School Zone Flare
Model 400ADA Audible Device
400ADA is an audible information device that can be mounted on various safety
devices like the Safety Wall or can just be a stand-alone device.
program your message with built-in microphone and speaker.
up to a 60 second message.
message for each location. See
"Messages for Audible
Information Devices" for message guidelines and helpful information.
routes are blocked (especially mid-block closings), there are alternate crossings
or alternate routes that are not continuous, these units provide positive
guidance for the visually impaired by providing needed audible information. See
2009 MUTCD Section 6D.01 E, Section 6D.02, Section 6F.14, Section 6F.16 and
notes on Figure 6H-28 and Figure 6H-29 (see PDF).
is self contained and operates on four D-Cell batteries.
is triggered by motion detector when pedestrians get within 15 feet of the unit.