4" Two-Way Speaker System Specifications RMS Power Handling: 50 Watts per Speaker PEAK Power Handling: 150 Watts per Speaker // 300 Watts per System Frequency Response: 100Hz - 22 kHz SPL @ 1w/1m: 92dB System Impedance: 4-Ohm Magnet Weight: 10 oz Structure Weight: 20 oz Cutout Diameter: 3.75" Mounting Depth: 2.15" Features • Black Polypropylene Mica Injected Cones • Butyl Rubber Surrounds • Oversize Kapton® Voice Coils • Titanium Dome Neodymium Midranges & Tweeters • High Grade Mylar Capacitor Crossover Network