(4) Rockville RV4.3A 4 3-Way Car Speakers 1000 Watts / 140w RMS CEA Rated Total

Features: Pair Rockville RV4.3A 4" 3-way car speakers. Peak Power Rating: 500 Watts per Pair / 250 Watts Each. CEA Compliant RMS Rating: 70 Watts per Pair / 35 Watts Each Polypropylene woofer gives amazing bass and mids. Flex Motion Butyl Rubber Surround. 1.2 PEI dome tweeter with ferrite magnet give amazing highs. 0.6 super tweeter. Steel high quality basket Rubber magnet boot cover. Frequency response: 60-20,000 Hz. Sensitivity: 90 dB @ 1w/1m. Impedance: 4 Ohm. Grilles included. Aluminum voice coils. 100% oxygen free copper voice coil windings Cotton spider material. Copper terminals. Cutout diameter: 3.66. Magnet: 5.4 Oz Y25 magnet. Magnet dimensions: 70mm x 10mm. Fs: 113.449 hz. Re: 3.6 OHM. Qes: 2.103. Qts: 1.239. Qms: 3.014 Fits 4 openings. Top mounting depth: 1.81 95% of installs use the top mounting depth). Bottom mounting depth: 2 (This measures the speaker from top to bottom)