Hifonics Mercury MRW84

The Mercury MRW84 is an 8-inch (20 cm) Subwoofer from Hifonics with 300 Watts RMS and 600 Watts Max. The dual 4-ohm design allows for an impedance of 4 Ohm + 4 Ohm. It features a 50 mm voice coil, a steel basket, and a 30 oz magnet. The resonance frequency is 42.6 Hz, the total Q factor (Qts) is 0.49, and the equivalent volume (VAS) is 13.1 L. The sensitivity is 85 dB, and the maximum excursion (Xmax) is +/- 13 mm. The mounting depth is 105 mm, and the cutout diameter is 182 mm. Features 8-inch (20 cm) Subwoofer Model: Hifonics MERCURY Woofer MRW-84 RMS Power: 300 Watts Max Power: 600 Watts Impedance: Dual 4 Ohm (4 Ohm + 4 Ohm) Voice Coil: 50 mm Basket: Steel Magnet: 30 oz Mounting Depth: 105 mm Cutout Diameter: 182 mm Technical Specifications Resonance Frequency (Fs): 42.6 Hz Total Q Factor (Qts): 0.49 Equivalent Volume (VAS): 13.1 L Sensitivity: 85 dB Maximum Excursion (Xmax): +/- 13 mm