Federal Signal Rumbler Low-Frequency Siren

Rumbler® Low-Frequency Siren for Police Vehicles Rumbler low frequencies deliver up to 10 dB more sound pressure inside civilian vehicles nearemergency vehicle — getting attention and clearing traffic more effectively than a standard siren tone Low-frequency tones work simultaneously with primary siren Produces penetrating/vibrating low-frequency sound waves Interacts with most 100/200 W emergency vehicle siren amplifiers Highly effective in dense urban environments with heavy vehicle traffic Rumbler low-frequency speakers work in conjunction with Federal Signal sirens that feature integrated traffic-clearing capability Rumbler low frequency speakers are also available with Rumbler amplifier to work with other Federal Signal sirens Three-year warranty FEATURES The Rumbler® traffic clearing system demonstrates the long-standing commitment of Federal Signal to continue as the technological leader in audible warning and operator safety. Improves Traffic Warning EffectivenessRum