Rockford Fosgate P1 12" is the first in a family of famous "Punch" subwoofers. The P1S4-12 features a 4-Ohm voice coil, 250 Watts RMS power handling, and can accommodate a grille insert using the included soft touch ABS trim ring.Nominal Impedance: 4-OhmPower Handling (Watts RMS): 75 - 250 Watts RMS500 Watts MaxVoice Coil Diameter: 2.0" (51.6mm)Magnet Weight (oz): 45 oz.1.28 kg.Speaker Connector: Dual 10 AWG compressionFs (Hz): 25 Linear spider with embedded 16 AWG tinsel leadsHigh-temp voice coil with spun-laced Nomex® re-inforcement collarKevlar fiber reinforced paper coneStampCast basket with integrated spider ventingSoft touch ABS trim ring with optional grilleCustom 10-AWG nickel plated push terminalsExtended pole piece and bumped vented backplateProtective PVC textured magnet cover1 Year Standard Warranty