Polk Audio
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Polk Audio Db461 Speaker - 40 W Rms - 2-way - 75 Hz To 22 Khz - 4 Ohm - 4" X 6" (db461)
Polk Audio
$89.95This item is brand-new, factory sealed.4" x 6" 2-way Speakers (Marine Certified) Peak: 240 watts per pair / 120 watts each RMS: 80 watts per pair / 40 watts each Impedance: 4 ohms Dynamic Balance...$89.95 -
Polk Audio NMEA2K1 Compatibility Kit - Works With Pa4a & P1 Stereos
Polk Audio
$199.17This item is brand-new, factory sealed.NMEA 2000 Compatibility Kit This NMEA 2000 Kit allows Polk's Ultra Marine Certified P1 and PA4A to be seamlessly added to your boat's onboard NMEA 2000...$199.17 -
Polk Audio UMS77BR Polk Ultramarine 7.7" Coaxial Speakers - Black
Polk Audio
$359.99This item is brand-new, factory sealed.Ultramarine 7.7" Speakers - BlackPolk's Ultramarine speakers are designed to produce maximum sound in marine applications. Featuring "Air Suspension"...$359.99 -
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)
Polk Audio
$359.18This item is brand-new, factory sealed.PA D4000.4 PAD Series 4-Channel Amplifier - 400WWhen install space is at a premium, but your sound system demands plenty of power to realize its full potential,...$359.18 -
Polk Audio Db521 Speaker - 45 W Rms - 2-way - 4 Ohm - 5.25" (db521)
Polk Audio
$99.95This item is brand-new, factory sealed.5-1/4" 2-way cars speakers (pair)Dynamic Balance polymer/mica composite woofer with butyl rubber surround3/4" pivoting liquid-cooled silk/polymer composite dome...$99.95