Kicker DS60 6.5" (160mm) Coaxial Speaker - One Pair: * 6.5" 2-way speakers * Power Handling: Peak: 180W per pair/90W each, RMS: 100W per pair/50W each * Impedance: 4 ohms * 3-1/2" polypropylene woofer * 1/2" PEI dome tweeter * UV-treated polyfoam ribbed surround * Neodymium tweeter magnet * Heavy-duty voice coils * Frequency Response: 43Hz-20,000Hz * Sensitivity: 90 dB