Rockford Fosgate has always been known as The PUNCH and the P2 15"" subwoofers certainly continue with the tradition, With their 2-Ohm Dual Voice Coils they are an easy addition to almost any vehicle the P2 subwoofers perform best in standard sealed and vented enclosures and their double-stacked magnets deliver REAL Bass! * Custom 10-AWG nickel plated push terminals * Extended pole piece and bumped backplate * High density poly-foam surround * High-temp voice coil with spun-laced Nomex re-inforcement collar * Linear spider with embedded 16 AWG tinsel leads * Parabolic injection molded ABS/Acrylic dustcap * Protective PVC textured magnet cover * Reversable ABS trim ring * Sturdy 16 gauge compound-bend frame * Thermoformed polypropylene cone * Vented spider cavity * CEA-2031 Compliant * Size 15"" * Impedance 4-Ohm x 2 * Power Handling 250 Watts RMS * 500 Watts Max * Sensitivity 86 dB * Motor Size 78 oz, Double Stacked * Voice Coil Diameter 2, 0"" 4-Layer ; * (5, 08 cm) * Speaker Connector Dual 10 AWG compression * Mounting Depth 7, 125"" * (18, 10 cm) * Rec, Sealed Enclosure 1, 58 cu, ft, (75, 32 liters) * Range: 1, 30 cu, ft, - 3, 50 cu, ft, * Range: (36, 81 liters - 99, 10 liters) * Rec, Vented Enclosure 2, 66 cu, ft, (72, 21 liters) * Tuning Frequency (vented) 32 Hz * Port: (1) 4"" diam, x 10"" long * Port: (1) 10, 16 cm x 25, 40 cm * Shipping Weight 20, 00 Lbs, ; * (9, 07 Kg, ) SKU: TBAL3622