Powerbass L2-652 6-1/2" 2 2-Way Auto Sound L Series Full-Range Coaxial Car Speakers Power handling: peak: 180 watts per pair/ RMS: 60 watts per pair Recommended power range: 10 - 60 watts RMS per channel Advanced injection molded polypropylene mid-woofer cone material Butyl rubber speaker Surround Aluminum hard dome 0.75" tweeter