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
Includes two external cancel controls: choose from 12 volt or ground deactivation
Certain vehicle models may utilize single or dual speaker systems
