(2) Polk Audio DB1242SVC 12¡± 2220w Subwoofers+Vented Box+Mono Amplifier+Amp Kit

Package Includes:
(2) Polk Audio 12¡± Car/Marine Audio Subwoofers
(1) Rockville Dual 121.75 cu.ft. MDF Vented/Ported Subwoofer Enclosure Box
(1) Rockville dB13 3000 Watt/1500w RMS Mono Class D 2 Ohm Amplifier Car AudioAmp
(1) Rockville RWK41 4 Gauge Complete Wire Kit w/RCA's
20 Drywall Wood Screws (Wood screws are the type of screws; the screws areactually made of metal)
20 Feet of 14 AWG Blue Speaker Wire
4 Spade Terminals

Features:
Polk Audio DB1242SVC 12¡± 1110 Watt Single 4-Ohm Car/Marine Audio Subwoofer Sub
Driver Compliment: 12(304.8mm)
Cutout Dimensions: 11(282mm)
Mounting Height: 0.51(13.05mm)
Mounting Depth (Top): 4.34(110mm)
Mounting Depth (Bottom): 4.56(116mm)
Peak Power Handling: 1110 Watts
Continuous Power Handling: 370 Watts
Nominal Impedance: 4 Ohms
Frequency Response: 26Hz-200kHz
Sensitivity: 86 dB
Magnet Weight: 47.4 oz
Magnet Material: Ceramic
Magnet Size: 145mm x 60mm x 20mm
VC Diameter: 2
Minimum Sealed Enclosure: 1.25 cu. ft.
Maximum Sealed Enclosure: 3.5 cu. ft.
Minimum Vented Enclosure: 1.75 cu. ft.
Maximum Vented Enclosure: 2.25 cu. ft.

Video of dB13:

Features:
Rockville dB13 3000 Watt Peak/750w Dyno-Certified RMS Mono 2 Ohm Amplifier CarAmp
Dyno Certified RMS Power Ratings: (Certified Dyno Test / Less than 1 % THD) (Usethese ratings when comparing with top brands such as Kicker, Rockford Fosgate,etc)
- 2 Ohm: 750 Watts x 1 Channel <1% THD+N
- 4 Ohm: 450 Watts x 1 Channel <1% THD+N
Peak: (Use these ratings when comparing with the top budget brands such as Boss,Power Acoustik, etc)
- 2 Ohm: 3000 Watts x 1 Channel
- 4 Ohm: 1800 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
80 Amp Maxi Fuse
Dimensions: (W x H x L) 9x 2.4x 14.7

Owner's Manual

Features of RWK41:
1 ¨C 17¡¯ High Grade Twisted Pair of 100% Copper RCA Cable
17¡¯ ¨C 4 Gauge Translucent Blue SuperFlex Power Cables
17¡¯ ¨C 18 Gauge Blue Remote Cable
17¡¯ ¨C 16 Gauge Clear Speaker Wire
3¡¯ ¨C 4 Gauge Clear