Infinity Reference 4032cf 4-Inch, 105-Watt High Performance Two-Way Loudspeaker (Pair) 4-inch two-way loudspeaker with 105 Watts peak power handling and 2 Ohm impedance Plus One woofer cones and durable rubber surrounds for increased bass output and higher efficiency Edge-driven textile dome tweeters for increased power handling and reduced distortion at high output levels Tweeter level adjustment for speakers low in the doors or for a brighter sound One-year warranty