Woofer 18" 48cm 800W 8 Ohm The 18" woofer is designed to handle a maximum output of 800 watts, ensuring a powerful, distortion-free performance even at high volumes. Featuring high-quality cone materials and a precision-crafted voice coil, this woofer delivers accurate bass response across a wide frequency range. Characteristics Power: 800W Size: 18" Impedance: 8 Ohms Frequency range: 40Hz~20KHz Sensitivity: >97dB Diameter: 48cm Mounting depth: 23cm Magnet diameter: 21.8cm Magnet thickness: 2.5cm Distance between holes: 7cm Distance of holes diagonally: 44.5cm