Sub Woofer Size: 12 RMS Wattage: 750 + Voice Coil: Dual 4-Ohm Sens (1w/1m): 84.22 19.0mm X‐Max by 70% BL method one‐way (38.0mm peak to peak) Overall Diameter w/ Gasket: 12 5/8" Top Mount Depth: 6.5" Cutout Diameter: 11 1/8" Displacement: 0.14ft^3 FS (Hz): 33.96 Recommended Sealed Box: 1.0 ft^3 (Yields F3 of 46 Hz) Recommended Ported Box: 2.0ft^3 (Tune to 35Hz, yields F3 of 28Hz)