* High Current Mosfet Power Supply * High & Low Level Inputs for Increased Voltage and Cleaner Sound * Thermal Protection * Subwoofer : 10" with Slim Body * Power : 40OW Max RMS * Impedance :3 ohms * Total Harmonic Distortion (THD) <0.08% * Signal to Noise Ratio : >90DB * Frequency Response : 20HZ - 150HZ * Low Pass Crossover : 50HZ - 150HZ