Powercall Jack Hammer Low Frequency Siren Addition (OUT OF STOCK)

The "Jack Hammer" is now in stock and available! As of January 13th, 2023, unfortunately, material costs have gotten to the point where prices increases have become mandatory. I've held prices on my Powercall Sirens firm for almost 5 years, even know there have been many price increases mandated to us in that time period. The January price increases of parts has gotten to the point where the increase in part costs cannot be ignored. I've kept it as low as possible, I promise...David.My sirens now also come with an extended warranty option. Normal warranty on all my units are 2  years against any internal defects or craftmanship. You have the option now to purchase an extended warranty for an additional cost. Normal 2 year warranty - INCLUDEDExtending the 2 year warranty to a 3 year warranty - $39.90Extending the 2 year warranty to a 5 year warranty - $69.90The Jack Hammer is the Powercall, "Fierstien Brand" version of the Low Frequency siren add on. This unit offers an amazing Low freq