WHELEN HOWLER LOW FREQUENCY SPEAKER SIREN

WHELEN HOWLER LOW FREQUENCY SPEAKER SIREN KELENGKAPAN SESUAI FOTO INCLUDE BRACKET Add-on to any 100/200-watt siren amplifier Uses low frequency tones to synchronize with the vehicle’s primary siren tones Includes low frequency siren amplifier and speaker(s) Works with any sweeping, Hi/Low, or electronic mechanical tones generated by the primary siren Scan-Lock allows for easy set-up of tone duration and frequency style Uses the primary siren speaker output wires and divides the frequency to one of three frequency bands via Scan-Lock buttons Selections are ¼ tone, ½ tone, or a composite of both