Whelen is proud to introduce its "All New" Alpha 12M Siren.    This siren offers True Mechanical Siren Sound as well as Power Call Tones all in one unit at One Low cost.
The Alpha 12M offers 100 watts of True Mechanical "Wind up" Siren Sounds as well as multiple siren and air horn sounds.    It also features the horn over-ride.
Other sounds go choose from are Xecutor Wail, Power Call's Warble & Whoop plus wail and airhorn overside.
This is also a undercover unit so much needed dash or console space is left free and the siren sits out of site till needed.