Infinity Reference 5030cs 5.25-Inch, 225-Watt High Performance Two-Way Component System (Pair) 5-1/4-inch two-way component system with 225 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 Laboratory-optimized passive crossover networks with tweeter level adjustment One-year warranty