Get tremendous bass over a wide spectrum of frequencies with the Brutus BRZ12SQD4. The dual flat Nomex spider spacing technology employed in this Hifonics car speaker ensures that you get robust sound for years to come. The heat-dispersing back plate of this Hifonics subwoofer is plated with nickel to add to its durability. The stamped chrome-plated steel basket of the Brutus BRZ12SQD4 is ultra-rigid and highly reliable. The DVC 4-ohm 2.5-inch voice coils of this Hifonics car speaker give powerful bass reproduction at 1200W Maxx and 600W RMS. The ABS motor cover of this Hifonics subwoofer provides high tensile strength to it, adding to its long life.