1" cvl Series 4-ohm aluminum bullet super tweeters</br>Power handling: peak: 300 watts per pair / RMS: 150 watts per pair</br>Aluminum diaphragm</br>Cast aluminum frame</br>4 ohms impedance</br></br>Product Description</br></br>300w 1" cvl Series 4-ohm aluminum Bullet super tweeters. 1" high temperature kapton voice Coil. Frequency response: 3-23??000 Hz. Top-mount depth: 1.50" cutout diameter: 3.00". magnet weight: 10 oz. Structure weight: 20 oz. Sensitivity: 102Db.</br><br/>http://www.amazon.com/gp/product/B00MQ1NQF22