Pair of Kicker 41KSS54 5.25" 4-Ohms Component Car Speaker System Power Handling Per Speaker: 200 Watts Peak/100 Watts RMS Power Handling Per Pair: 400 Watts Peak/200 Watts RMS Speaker Size 5.25" Design: 2-way Component System Tweeter Design: Dome Tweeter Size: 1" Tweeter Composition: Silk Woofer Composition Polypropylene Woofer Surround Rubber Sensitivity: 88 dB Frequency Response: 38 - 21000 Hz Impedance: (Per Voice Coil) 4 ohms Top-Mount Depth 1.75" Cutout Dimensions 4.5" Speaker Grilles Included