Package Includes:

• (1) Rockford Fosgate PM400X2 400 Watt RMS 2 Channel Marine/Boat Amplifier Punch Amp
• (1) Rockville RMWK4 4 AWG Gauge Waterproof Marine Amplifier/Amp Install Wire Kit

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Whether you're looking to drive high frequency component speakers or low frequency subwoofers, the PM400X2 has the power and flexibility you need to put some serious PUNCH in your vehicle. The power available from such a small amp means it's a great match for a 2-ohm DVC subwoofer or pair of 8-ohm SVC subwoofers.

Features:

• Rockford Fosgate PM400X2 400 Watt RMS 2 Channel Marine/Boat Amplifier Punch Amp
  
• High level input capable with Auto Turn-On circuit
  
• RCA pass-thru outputs
  
• Features C.L.E.A.N. Set-up
  
• Optional remote Punch Level Control (PLC2) ready (w/ input clip indicator)
  
• 12dB/octave Butterworth crossover
  
• On-board Punch EQ with +18dB boost @ 45Hz.
  
• Muted turn on
  
• Stealth top mounted control panel
  
• Cast aluminum heatsink
  
• Short circuit protection
  
• Over current protection
  
• Marine grade two part epoxy coating on circuit boards
  
• Marine grade stainless steel hardware

Specifications:

• CEA-2006 Compliant: 125W x 2 @ 4-Ohm ≤1.0% THD+N
  
• Number of Channels: 2
  
• Rated Power (RMS Continuous Power):     
• 125 Watts x 2 @ 4-Ohm
  
• 200 Watts x 2 @ 2-Ohm
  
• 400 Watts x 1 @ 4-Ohm Bridged
  
• Total Power (Sum of Rated Power): 400 Watts
  
• Dynamic Power (PVC/PowerCube):
• 149 Watts x 2 @ 4-Ohms 0° Res
  
• 256 Watts x 2 @ 2-Ohms 0° Res
  
• Bridgeable: Yes
  
• Frequency Response: 20Hz to 20kHz +/- 1.0dB
  
• Efficiency (average): 72% @ 4-Ohm
  
• Total Harmonic Distortion (THD+Noise): 4-Ohm: <1.0% ; 2-Ohm: <1.0%
  
• Crossover Controls:
• High-Pass: 50Hz-250Hz @ 12dB/octave Butterworth
  
• Low-Pass: 50Hz-250Hz @ 12dB/octave Butterworth
  
• All-Pass: Yes
  
• Tone Controls: Punch EQ2 Bass: 0dB to +18dB @ 45Hz and/or
  
• Punch EQ2 Treble: 0dB to +12dB @ 12.5kHz
  
• Function depends upon LP/AP/HP switch position
  
• Input Sensitivity: 150 mV - 12 V
  
• Signal Input: Hi/Low level: 1 RCA pair
  
• Signal Output: Low level: 1 RCA pair
  
• Power Input Connector: Captive C-Clamp
  
• Power Wire Gauge: 8 AWG to 4 AWG
  
• Speaker Output Connector: Captive C-Clamp
  
• Speaker Wire Gauge: 8 AWG to 18 AWG
  
• Heat Sink Type: Cast aluminum
  
• Cooling: Convection
  
• Remote Controls: Optional Punch Level Control (PLC2) Ready
  
• Visual Indicators: Power/Protect/Thermal LED
  
• Input Clip LED
  
• Output Clip LED
  
• Circuit Topology Class: Class-A/B
  
• Operating Voltage: 9 - 16 VDC
  
• Recommended Fuse (not included): 60 A
  
• Max. Current Draw (13.8V Sinewave): 55 A
  
• Average Current Draw (13.8V Music): 28 A
  
• Suggested Alternator: 75 A
  
• Shipping Weight: 10.5 lbs. (4.76 Kg.)
  
• Dimensions (H x W x D): 2.38" x 7.76" x 11.03" (6.05 x 19.71 x 28.02 cm)

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Video of RMWK:

Features:

• Rockville RMWK4 4 AWG Gauge Waterproof Marine/Boat Amplifier Wire Installation Kit
• 20 ’ Translucent, Twisted Pair, High Quality, Tinned-OFC Flexible PVC RCA Cable
• 18’ 4 Gauge High Current, Low Impedance, Clear Flexible Power Cable with 3’ Black Poly Woven Mesh to better resist chemicals in the battery compartment
• 18’ 4 Gauge High Current, Low Impedance, Light Blue, Flexible Ground Cable
• 25’ 16 Gauge 100% Tinned-CCA, White, Non-Transparent Resin PVC, Flat Speaker Cable
• 25’ Blue Remote Wire
• (1) Silver Mini-ANL Fuse Holder – Clear Shell and Clear Blue Bottom Bracket with Blue Waterproof Ring
• (1) 120A Mini-ANL Fuse
• (1) 80A Mini-ANL Fuse
• (2) Ring Terminals
• (2) Spade Terminals
• (5) Speaker Cable Terminals
• (1) Washer
• (10) White Cable Ties

Owner's manual