The Rockford Fosgate P165-S is undoubtedly a powerful alternative to the speakers in your car. With a mineral-filled polypropylene cone and a 6.5-inch woofer, it delivers impressive sound. The Rockford Fosgate Signature with solid surround technology expands the surface area of the cone, providing better bass performance than comparable speakers. No matter how heavy the bass is, the 25mm dome tweeter ensures clear, extensive high tones, resulting in a rich, full-contact sound. External crossover filters. 6.5-inch 2-way component system, diameter: 165 mm midwoofer / 25 mm tweeter, power: 60 watts RMS, 120 watts MAX, frequency range: 43-20,000 Hz, sensitivity: 88 dB, impedance: 4 ohms, cutout diameter: 141 mm, mounting depth: 57 mm.