Polk Audio Pa D4000.4 Car Amplifier - 4 Channel - Class D - Bridgeable - 105 Db[a] Snr - 0% Thd - 20 Hz To 20 Khz - Mosfet Power Supply - 4 X 125 W @ 4 Ohm - 4 X 200 W @ 2 Ohm (pad40004)

This item is brand-new, factory sealed.

PA D4000.4 PAD Series 4-Channel Amplifier - 400W

When install space is at a premium, but your sound system demands plenty of power to realize its full potential, Polk Audio’s new super-efficient D Series amplifiers are a very cool solution. 

Polk's PA D4000.4 4-channel amplifier may be small, but it can power your front and rear speakers with up to 125 watts RMS each.  Or, you can switch this little beast over to 2-channel mode to drive a couple subwoofers with up to 200 watts RMS each.  However you use it, this amplifier will fit in almost any location.

Separate high- and low-pass filters on the front and rear channels allow this versatile amp to run a variety of speaker systems, like bi-amped mid-bass and tweeter components, or two front speakers and a sub.

Features:

• Super-Efficient Class D Bridgeable Design - Runs cooler than conventional amps.    
• High-Speed MOSFET Switching power supply. 
• Front and rear level controls.
• Protection - thermal, DC offset, reverse polarity and short circuit.
• Nickel-plated wire terminals and RCA connectors.
• Stainless steel hardware.

Technical Specifications:

• Number of Channels - 4
• Frequency Response - 20Hz - 20KHz
• 2 Ohm RMS Power (14.4V) Per Channel - 4 x 200W
• 4 Ohm RMS Power (14.4V) Per Channel - 4 x 125W
• 4 Ohm RMS Power Bridge (14.4V) Channel - 2 x 400W
• Signal-to-Noise Ratio - >105dB
• Product Dimensions (with panels) (H x W x D) -1.81'' x 10.94'' x 6.75''

*Sold as an Individual

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.