Package Includes: (2) RockvilIe 10" Car Audio Subwoofers. (1) RockvilIe Dual 10 1.1 cu.ft. 3/4" MDF Vented Subwoofer Enclosure Sub Box. (1) RockvilIe dB15 6000 Watt/3000w RMS Mono Class D 2 Ohm Amplifier Car Audio Amp. (1)Engauge by Memphis KIT0 0 Gauge Amplifier Amp Installation Wire Kit 17 ft. RCAs. 20 Drywall Wood Screws (Wood screws are the type of screws; the screws are actually made of metal). 20 Feet of 14 AWG Blue Speaker Wire. 4 Spade Terminals. :RockvilIe W10K9D2 K9 Series 10" Dual 2-Ohm Car Subwoofer. Peak Power Handling: 3200 Watts. Program Power Handling: 1600 Watts. CEA Rated RMS Power Handling: 800 Watts. 3" 4-Layer Black Aluminum Voice Coils Wound with OFC Wire Made in USA. This voice coil is stable up to 240 degrees celcius! The voice coil windings are made in the USA. Double Stacked 164 Oz High Quality Magnet. Cast Aluminum Basket With Black Sanded Finish Makes This Sub Very Efficient And Lighter WeightTwo 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. ThickFoam Surround Provides Incredible Sound Quality With Minimal Distortion. Red Stitching Cone Reinforcement Ensures Long Life. New Ultra-stiff PolyPropylene (PP) Dustcap. Impedance: Dual 2-Ohm Voice Coils. Vented Hole on T-yoke Enhances Heat DissipationSpecial Custom Rubber Boot Magnet Covers Make the Woofer Look Nice and Protects the Magnet. Custom RockvilIe 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. Nomex Spider provides tear resistance, strength and long-term reliability over regular cotton and poly cotton spidersCutout Diameter: 9.37 inches. Mounting Depth: 6.3 inches. Frequency Response: 37.8 Hz - 1.5K kHz. 10mm T-Yoke + 8mm Washer. Sensitivity: 85dB. Sealed Enclosure Volume:0.55 0.95 Cubic Feet. Vented/Ported Enclosure Volume:1.2 1.8 Cubic Feet. Xmax is 27MM. Weight: 27.55 Lbs. Shipping Weight: 30.85 Lbs. Shipping Box Dimensions: 13.58" x 13.58" x 12.6" Inches. XMAX: 26 MM. Detailed Info: Body: Non-Pressed Paper. Gap Plate Inside Diameter: 95mm (3.54 inches) Gap Plate Outside Diameter: 190mm (7.5 inches). Gap Plate Thickness: 25mm (1 inch). Yoke Outside Diameter: 180mm (7.1 inches). Yoke Thickness: 10mm (0.4 inches). Yoke Pole Diameter: 75mm (3 inches). Includes: Amplifier. Bass Remote. Birth sheet with tested power. Owners manual. Mounting Screws. Warranty. RockvilIe dB156000 Watt/3000 Watt RMS Mono Class D 2 Ohm Car Stereo Amplifier With Optical Coupler Technology. CEA Compliant Power Ratings (Rated at less than 1 % distortion) (Use these CEA ratings when matching and comparing with other CEA compliant brands such as Kicker, Rockford Fosgate, etc.) - 2 Ohm: 1500 Watts x 1 Channel <1% THD+N - 4 Ohm: 900 Watts x 1 Channel <1% THD+N. RMS Power Ratings: (Use these RMS ratings when comparing with great brands such as Hifonics, Earthquake, Soundstream, etc.) - 2 Ohm: 3000 Watts x 1 Channel -4 Ohm: 1800 Watts x 1 Channel. Peak: (The amount of power the amplifier can produce for a split second at the loudest part of a song -2 Ohm: 6000 Watts x 1 Channel -4 Ohm: 3600 Watts x 1 Channel. High-Speed MOSFET Power Supply. Optical Coupler Class D Technology. Fully Adjustable 12dB / Octave Crossover with Differential Circuitry. Low Pass Filter: 50Hz - 250Hz. Subsonic Filter: 15Hz - 55Hz. Phase Control Switch. Full IC-Controlled Protection Circuitry. Remote Dashboard Subwoofer Control. Fully Adjustable 12dB Bass Equalizer. Mute and Delay Soft Start System. RCA Preamp Line Output. 8 Volt Preamp Circuitry. Status Mode LED Indicator. Minimum THD at Rated Power: <0.1%. S / N Ratio: >90dB. Under Voltage Protection at 10V. Over Voltage Protection at 16V. Frequency Response: 15Hz - 250Hz. Damping Factor: >150 @ 100Hz. 150 Amp Maxi Fuse. Dimensions: (W x H x L)9" x 2.4" x 17.8". Owner's Manual. Features: RockvilIe RDV10 Dual 10" Vented Subwoofer Enclosure. Proudly Made In The USA, Using Only The Finest Quality Materials - For The Best Level of Performance From Your Subs!. 3/4" USA Heavy Duty MDF Construction. Machine precision cut mount