Skar Audio SK69 6" x 9" 200W 3-Way Full Range Performance Coaxial Car Speakers, Pair 3-Way Full Range Coaxial Car Speaker System, Sold as a Pair Peak Power: 200 Watts (Pair), RMS Power: 100 Watts (Pair) Speaker Impedance: 4 Ohms | 1" Copper Voice Coil Pulp Fiber Cone and Butyl Rubber Surround Frequency Response: 40 - 25,000Hz | Sensitivity: 89 dB 6&#034; by 9&#034; Performance Series Coaxial 2 Way Speaker System RMS Power: 100 Watts (Pair) Max Power: 200 Watts (Pair) 0.8&#034; (20.32mm) High Grade PEI Tweeter 1.18&#034; (29.972mm) High Grade PEI Tweeter 1.00&#034; KSV Copper Voice Coil Rubber Surround 4 Ohm Impedance Frequency Response: 40 Hz - 25,000Hz Sensitivity: 89 dB