This Package Includes the Following Items:
1 x Car Audio Single 12" Vented Subwoofer Stereo Sub Box Ported Enclosure 5/8" MDF
1 x Kicker 43C124 12" Comp C12 Series Sub 150W RMS 4 Ohm SVC Car Subwoofer
1 x Harmony Audio HA-A400.1 Car Stereo Class D Amp Mono 800 Watt Subwoofer Amplifier - 1 Ohm Stable - Includes Bass Remote
1 x Harmony Audio HA-AK4 Car 4 Gauge Amp - Nickel
Car Audio Single 12" Vented Subwoofer Stereo Sub Box Ported Enclosure 5/8" MDF:
Features:Single 12" Vented Sub Box
Mounting Depth: 15-1/4"
Air Space: 1.60 Cubic Feet
Vented Enclosure
Dimensions: Width 18-1/4" x Height 13-1/4" x Depth 16-1/4"

Vented Enclosure allows maximum output
Constructed with High Quality MDF
High Quality Binding Terminal Cup (Accepts Banana Terminal Plugs OR Bare Wire 'up to 10GA')
High Quality Gray Carpet

Kicker 43C124 12" Comp C12 Series Sub 150W RMS 4 Ohm SVC Car Subwoofer:
Size: 12"
Impedance: 4 Ohms SVC
Power Watts: 300W Peak / 150W RMS
Sensitivity: 88.3 dB
Freq. Response: 27-500 Hz
Mounting Depth: 5-7/8"
Mounting Diameter: 11"

Harmony Audio HA-A400.1 Car Stereo Class D Amp Mono 800 Watt Subwoofer Amplifier - 1 Ohm Stable - Includes Bass Remote:
Specifications:
Power Handling:
14.4V @ 1 Ohm
400 Watts RMS x 1
800 Watts PEAK x 1
14.4V @ 2 Ohm
300 Watts RMS x 1
600 Watts PEAK x 1
Frequency Response: 10Hz-180Hz
Turn On: DC Offset or 12V Remote
Features:
Includes Remote Bass Control Knob with Power Indicator LED
Includes HA-EASY Speaker Wire to RCA Adapter to Simplify Installation