5x7 / 6x8" 2-Way Car Speakers</br>Power Handling: Peak: 150 watts per pair / RMS: 60 watts per pair</br>Polypropylene cone with Rubber surround</br>1/2" semi-dome PEI tweeter</br>4 ohms impedance</br></br>Product Description</br></br>5x7 / 6x8" 2-Way Car Speakers. Frequency Response: 60-20??000 Hz. Top-mount Depth: 2.40" Sensitivity: 90dB.</br><br/>http://www.amazon.com/gp/product/B010HE1AVQQ