Siren/Alarm (490-0525) Features Faxback Doc. # 7208 The Radio Shack Two-Sound Siren/Alarm is a perfect addition to your security system. This easy-to-install warning device lets you choose a pulsating tone or a steady tone to warn you of intruders. If your alarm system panel has two circuits, you can use one of the tones to alert you to a fire and the other tone to alert you to an intruder. Other features include the following. High-Impact Plastic - Resists rust and shocks Weatherproof - Makes the siren perfect for not only your home, but also for warehouses, marine areas, and vehicles Adjustable Design - Lets you angle the siren as needed Warning: The use of sirens in vehicles is prohibited in California and restricted in some other states. Check your local and community regulation before installing the siren. This siren is U.L. listed under standard number 1023 household burglar alarm systems. (LB/all-07/19/94)