Cadence Acoustics Q652 250W 6.5" 2-Way Q-Series Coaxial Car Speakers, Set of 2 6.5" Q Series 2-Way Car Speakers Power Handling: Peak: 250 watts per pair / RMS: 100 watts per pair Polypropylene cone with Rubber surround 1/2" semi-dome PEI tweeter 4 ohms impedance