High-quality JVC car speakers with a maximum power of 210W, providing dynamic and clear sound. These 4-inch speakers feature a mica-reinforced carbon fiber woofer cone for precise sound and deep, crisp bass. With 21W RMS power and a frequency response of 45 - 20,000 Hz, they offer an excellent audio experience. The sound pressure level is 90dB/W.m, and they utilize a ferrite magnet for the woofer. The suspension is made from a hybrid rubber and canvas material, with a mounting depth of 43.1 mm.