Rockville W8K9D2 8" Car Audio Subwoofer, Dual 2-Ohm, 2000W Peak/500W RMS

Rockville W8K9D2 K9 Series 8" Dual 2-ohm car subwoofer.
Peak power handling: 2000 Watts.
Program power handling: 1000 Watts.
Cea Rated RMS power handling: 500 Watts. 2. 5" 4-Layer asv voice coils wound with OFC wire made in USA. This voice coil is stable up to 200 degrees Celcius the voice coil windings are made in the USA. Double stacked 122 oz high quality magnet. Cast aluminum basket with Black sanded finish makes this sub very efficient and lighter weight. Two chrome-plated binding post terminals. Black Non-Pressed paper cone with beautiful finish. Our cones are ultra-stiff. They are thicker and stronger than other subs on the market making our subs able to handle more power.. Thick foam surround provides incredible sound quality with minimal distortion. Black stitching cone reinforcement ensures long life. New ultra-stiff polypropylene (PP) dust cap.
Impedance: Dual 2-ohm voice coils. Vented hole on t-yoke enhances heat dissipation. Special custom rubber boot magnet covers make the woofer look nice and protects the magnet. Custom Rockville mounting gasket looks beautiful and makes it easy to mount the subwoofer air-tight. High BL Magnetic motor gap. We use the highest grade black glue that handles extremely high temperatures which allows our woofer to handle even more power than they are rated. Poly cotton spider with very good elasticity.
Cutout Diameter: 7. 32 inches.
Mounting depth: 5. 91 inches.
Frequency response: 48 Hz- 800Hz. 10mm t-yoke + 10mm Washer.
Sensitivity: 81. 2Db.
Sealed enclosure Volume: 0. 28-0. 42 Cubic Feet.
Vented/ported enclosure Volume: 0. 64-0. 92 Cubic Feet.
Weight: 18. 74 lbs..
Shipping weight: 20. 95 lbs..
Shipping box Dimensions: 11. 42"X 11. 42"X11. 81" Inches