350 WATTS MAX/175 WATTS RMS 6x8"e; 3-Way Speakers MOUNTING DEPTH: 2-1/4"e; CARBON GRAPHITE IMPP INTERLACED ARAMID FIBER CONE BUTYL RUBBER SURROUND 9.6 oz. STRONTIUM MAGNET FREQUENCY RESPONSE: 70Hz - 20KHz SENSITIVITY: 89dB 4 OHM IMPEDANCE (Without Grills)