Features:
Rigid and shallow steel woofer basket
Parabolic polypropylene woofer cone
Nitrile butadiene rubber surround
1" (25mm) copper voice coil on Kapton® former
Flat progressive Nomex® spider
Ferrite magnet
1" (25mm) fabric dome neodymium tweeters
Tweeters include reflection absorbing and diffusing foam pad
Convenient and innovative tweeter flush mounting kit
In-line crossovers with speaker connectors already installed
12dB/octave tweeter high pass filter with protection circuit
6dB/octave woofer low pass filter
Multiadapter included for factory fitment in many cars

Specs:
Nominal Impedance: 4 Ohm
RMS Power Handling: 50W (with crossover)
Peak Power Handling: 120W (with crossover)
Frequency Response: 50 Hz - 20 kHz
Sensitivity (2.83 V/1 M): 89 dB
Recommended Amplifier RMS Power Range: 15W - 75W