Kicker's 40CSS684 component speaker set provides low-end from a tough 6"x8" polypropylene woofer, with a polyester foam surround that will stay strong for years to come. The separate 3/4" titanium dome tweeter takes care of the vocal and instrumental details that'll really bring your music to life. The outboard crossover network allows you to pick from three different tweeter level settings so you'll get balanced sound wherever you're sitting.

General Features:

• Power Handling: Peak: 450 watts / RMS: 150 watts per pair.
• Recommended power range: 5 - 75 watts RMS per channel.
• Polypropylene cone material.
• Durable, Ribbed UV-Treated Polyester Foam speaker surround for precise linear excursion.
• Lightweight 3/4" Titanium Balanced Dome tweeter design for outstanding definition.
• Tweeter can be Flush, Surface or Angled mounted.
• Neodymium tweeter magnet motor structure.
• EVC (Extended Voice Coil) technology for high thermal handling.
• Shallow mounting design allows fitment into virtually any vehicle.
• Built-in phase plugs disperse woofer sound evenly.
• Substantial upgrade from factory speakers.
• 12dB/octave High Pass and Low Pass crossover filters.
• Selectable tweeter attenuation level (0, -3 & -6dB)
• Frequency response: 40-21,000 Hz.
• Top-mount depth: 2-3/16"
• 4 ohms impedance.
• Sensitivity: 90dB.