Package Includes:

• (1) Rockville K5 W12K5S2 12" 1400w 2 Ohm Car Audio Subwoofer Sub 350w RMS CEA Rated!
• (1) Rockville dB11 1400 Watt Peak/350 Watt Dyno-Certified RMS Mono 2-Ohm Amplifier Car Amp+Bass Remote
• (1) Rockville RWK81 8 Gauge Complete Amp Installation Wire Kit with 100 % Copper RCA

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Video of K5 SERIES:

Features of W12K5S2:

• Rockville W12K5S2 K5 Series 12" 2-Ohm Car Subwoofer
• Peak Power Handling: 1400 Watts
• Program Power Handling: 700 Watts
• CEA Rated RMS Power Handling: 350 Watts
• 2" 4-Layer Black Aluminum Voice Coils Wound with OFC (100% Copper) Wire
• The wire we use to wind the voice coil is imported from Japan which is way better quality than the standard China wire
• 50 Oz High Quality Magnet
• Cast Iron Basket With Black Sanded Finish
• Fiber Reinforced Ultra Stiff Black Non-Pressed Paper Cone – This cone is very efficient which makes the speaker sound louder even without requiring a lot of power to push it
• Thick Foam Surround Provides Incredible Sound Quality With Minimal Distortion
• Blue Stitching Cone Reinforcement Ensures Long Life
• Paper Dustcap is light weight and efficient helping the sub to play louder even if your amp is not so powerful
• Chrome-Plated Binding Post Terminals - These are the best terminals on the market and they accept any gauge wire
• Impedance: Single 2-Ohm Voice Coil
• Vented Hole on T-yoke Enhances Heat Dissipation
• Rubber Boot Magnet Covers Make the Woofer Look Nice and Protects the Magnet
• Mounting Gasket with Rockville branding looks great 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
• Cutout Diameter: 11.02” inches
• Mounting Depth: 5.03” inches
• Frequency Response: 25 Hz - 1.5K kHz
• 6mm T-Yoke + 6mm Washer
• Sensitivity: 88dB
• Sealed Enclosure Volume: 0.8 – 1.3 Cubic Feet
• Vented/Ported Enclosure Volume: 1.3 – 2.0 Cubic Feet
• Weight: 10.1 Lbs.
• Shipping Weight: 11.6 Lbs.
• Shipping Box Dimensions: 13.78" x 13.78" x 8.97" Inches

Detailed Info:

• Body: Non-Pressed Paper
• Gap Plate Inside Diameter: 80mm (3.14 inches)
• Gap Plate Outside Diameter: 156mm (6.14 inches)
• Gap Plate Thickness: 25mm (0.98 inches)
• Yoke Outside Diameter: 145mm (5.7 inches)
• Yoke Thickness: 6mm (0.23 inches)
• Yoke Pole Diameter: 50mm (2 inches)

T/S Parameters (Tested on a Klippel)

Electrical Parameters
Re	2.06	Ohm	electrical voice coil resistance at DC
Le	0.689	mH	frequency independent part of voice coil inductance
L2	1.367	mH	para-inductance of voice coil
R2	12.77	Ohm	electrical resistance due to eddy current losses
Cmes	1339.39	µF	electrical capacitance representing moving mass
Lces	11.94	mH	electrical inductance representing driver compliance
Res	20.04	Ohm	resistance due to mechanical losses
fs	39.8	Hz	driver resonance frequency
Mechanical Parameters
(using laser)
Mms	130.909	g	mechanical mass of driver diaphragm assembly including air load and voice coil
Mmd (Sd)	118.62	g	mechanical mass of voice coil and diaphragm without air load
Rms	4.878	kg/s	mechanical resistance of  total-driver losses
Cms	0.122	mm/N	mechanical compliance of driver suspension
Kms	8.19	N/mm

All About Your dB11:

How To Set The Gain On Your Car Subwoofer Amplifier:

What's In The Box:

• (1) dB11 Amplifier
• (1) Bass Remote
• (1) Birth Sheet with Tested Power
• Owner's Manual
• Mounting Hardware
• Warranty

Features:

• Rockville dB11 1400 Watt Peak/350 Watt Dyno-Certified RMS Mono 2-Ohm Amplifier Car Amp+Bass Remote
• Dyno Certified RMS Power Ratings: (Certified Dyno Test / Less than 1 % THD) (Use these ratings when comparing with top brands such as Kicker, Rockford Fosgate, etc)
  - 2 Ohm: 350 Watts x 1 Channel <1% THD+N
  - 4 Ohm: 220 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: 1400 Watts x 1 Channel
  - 4 Ohm: 880 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
• Full IC-Controlled Protection Circuitry
• Fully Adjustable 12dB Bass Equalizer
• Mute and Delay Soft Start System
• 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 - 250 Hz
• Dimensions (Inches): 8.9” W  x 2” H x 5.5” D