Silk Dome Tweeter | Flush / Angel / Surface Mounting</br>High temperature resistant</br>Aluminium voice coil: 20mm | NdFed Magnet: 20x3.5mm</br>Max Power: 300W | Impendace: 4 Ohm</br>Frequency Response: 3.5kHz - 22kHz | Sensitivity: 97 dB /1W /1M</br></br>Product Description</br></br>1" Component system Loud Tweeters with Niobium(Ferroelectric Transducer). Perfect replacement for Kicker, JBL, JL, Audiobank, Sony, Infinity, Kenwood, Alpine Tweeters.</br><br/>http://www.amazon.com/gp/product/B01M08ET7G