Nakamichi NSE6948 6x9" 3 Way Coaxial Speakers Pair

KEY FEATURES: 75 watts RMS per speaker; 500 watts max Designed to replace car's 6 in. x 9 in. factory speakers Frequency response: 60 Hz to 20 kHz for faithful sound reproduction Impedance: 4 ohms Sensitivity: 90 dB at 1 watt/1 meter (+/-3 dB) Mylar tweeters with sound lens refracts sound waves