FEDERAL SIGNAL Electronic Siren Systems

Includes microphone-controlled sirens and mini-sirens with an operating voltage range of 11 to 16 VDC. Designed for emergency vehicles for use in heavy-traffic environments for pedestrian and operator safety

Features

• Federal Signal MS4000 Mini Siren: They are suitable for undercover and administrative vehicles. These sirens are output short circuits secured with replaceable fuse and have federal signal speaker capability.
• Federal Signal 690000 Electronic Siren: They come with 5 basic siren tones, radio rebroadcast, PA and air horn features, with Tap II (horn ring transfer) for clearing intersections. They comprise a noise-cancelling microphone with a push-to-talk switch that can override the siren for immediate PA use.
• Federal Signal 650001 Microphone Controlled Siren: They come with a progressive 3-position ?slide switch-like? button control and backlit/rubberized microphone control head. They feature Versatile microphone and amplifier mounting brackets for rapid installation and easy operation.