Designed by Powerhouse TEP. Universal 4" Inch 6 Tone Car Alarm Siren Replacement.</br>Works with any stock or aftermarket car or truck alarm system.</br>Simple 2 Wire Installation.</br>Operating Power; 12V?? 35 Watts</br>Sensitivity; 119 db +-3db @ 8 Ohm</br></br>Product Description</br></br>Designed by Powerhouse TEP. Universal 4"Inch 6 Tone Car Alarm Siren Replacement. Works with any stock or aftermarket car or truck alarm system. Simple 2 Wire Installation. Operating Power; 12V?? 35 Watts. Sensitivity; 119 db +-3db @ 8 Ohm</br><br/>http://www.amazon.com/gp/product/B00HVG9C64t