<p>The next generational in GENSSI non-professional sirens that is 100% wireless. No more worrying about drawing wires through your firewall. Simply find a 12V DC connection in your engine bay and wire your horn with 2 wires. Your wireless remote control will do the rest! </p> <p>Wireless Remote controller<br> 7 Tones<br> 100W Peak Output<br> 125 DB @1 Meter<br> Universal application for car, truck, boat and fleet</p> <p>Instructions:<br> Power siren with 12V DC or car battery</p> <p>Button A: 4 Tones, press to change tone<br> Button B: Tone 5<br> Button C: Tone 6<br> Button D: Tone 7</p> <p>Not to be used as a replacement for professional equipment sirens. <br> Will not be as loud as regular police car sirens. This is designed for amateur use and/or for off-road play. Not to be used on the public road unless you are licensed and have rights to do so. Violation of your local state and federal laws are possible. </p>