Center channel speakers easily carry the 50% or more of center channel info delivered in multi-channel sources for home theatre systems. The Polk Audio CSI A6 Center Channel Speaker has an aimable cabinet to give you placement flexibility and finer sound-tailoring for your high performance home theater system. The CSi A6 features the latest generation of Dynamic Balance polymer composite drivers for smooth wide-range response with low distortion as well as a 1-inch silk/polymer dome tweeter to deliver better sound detail. The dual rear PowerPort bass venting vastly reduces chuffing or port noise. It provides deeper, more powerful, lower distortion bass than other conventional ported or sealed designs can offer. All-MDF construction creates an acoustically inert cabinet. Acoustically inert... Less

6-1/2in Mobile Monitor Mm Series 2-way Marine Certified SpeakersPower Handling:Peak: 400 Watts Per Pair / 200 Watts EachRms: 200 Watts Per Pair / 100 Watts Each Woven Glass Composite Cone WooferButyl Rubber Surround1in Silk Composite Dome Tweeter2.7 Ohms ImpedanceKlippel Distortion Analyzer1-1/4in Large Diameter Voice CoilNeodynium Magnet StructureCarbon Composite BasketTop-mount Depth: 2-5/8inGrille Included1-year Sonicelectronix. com Warranty Priced Per Pair Note: Polk Audio Specifies The Nominal Impedance Of These Speakers To Be 2.7 Ohms.The Product Box States The Impedance To Be 4 Ohms And The Speaker Magnet Shows 2 Ohms, This Has Been Confirmed By Polk Audio To Be An Incorrect Specification. The Product Manual Is Correct In Stating The Nominal Impedance Of The Mm Series Of Speakers... Less

Good music becomes great when you hear it through Polk's db Series car speakers. Polk engineers use laser imaging to determine the ideal combination of speaker materials and design to eliminate distortion. The resulting technology produces speakers with smooth frequency response, sharp detail, and the ability to play music at high volumes without strain. Polk's db651 speakers feature 6-1/2" woofers made from a polymer/mica composite and durable rubber surrounds that won't fall apart under stress from heat, moisture, or time. Liquid-cooled 3/4" silk/polymer dome tweeters use powerful Neodymium magnets to deliver precise high-frequency reproduction, enveloping you in bright musical detail. And you can even pivot the tweeters, aiming them at your ears for improved stereo imaging. The... Less

4in X 6in 2-way Mobile Monitor Mm Series Plate Car SpeakersPower Handling:Peak: 300 Watts Per Pair / 150 Watts EachRms: 100 Watts Per Pair / 50 Watts Each Woven Glass Composite Cone WooferButyl Rubber Surround3/4in Silk, Polymer Dome TweeterDynamic Balance Driver TechnologyCarbon Composite BasketKlippel Optimized Distortion Anaylzer2.7 Ohms Impedance30 Mm Large Diameter Voice CoilTop-mount Depth: 1-3/4in1-year Sonicelectronix. com Warrantypriced Per Pairnote: Polk Audio Specifies The Nominal Impedance Of These Speakers To Be 2.7 Ohms.The Product Box States The Impedance To Be 4 Ohms And The Speaker Magnet Shows 2 Ohms, This Has Been Confirmed By Polk Audio To Be An Incorrect Specification. The Product Manual Is Correct In Stating The Nominal Impedance Of The Mm Series Of Speakers To Be... Less

Changers Crossovers Equalizers Extended Warranty Head Units Marine Components Multimedia Systems RMS: 90 watts per pair / 45 watts each Impedance: 4 ohms Dynamic Balance polymer/mica composite mineral filled cone is stiff yet lightweight for big sound and little distortion 19mm liquid-cooled silk/polymer composite dome tweeter with neodymium magnet for clear and detailed highs Low-mass 2-Layer 25mm Kapton voice coil former is lightweight for high sound output Acoustically inert stamped steel basket Flat Spider for faster, longer excursion linear motion Flexible woven tinsel leads sewn directly into Spider for greater reliability Frequency Response: 60-22,000 Hz Sensitivity: 93 dB Top Mount Depth: 2-5/16"

The 2-way Polk Audio db401 Coaxial Car Speaker system is a marine-certified speaker system best suited for cars and boats. The electro-dynamic cone-shaped car woofer is filled with polymer composite, producing distortion-free audio. The 0.75 inch dome-shaped car tweeter contains liquid-cooled silk-polymer composite filling and a neodymium magnet that reproduce well-defined high frequencies. The car woofer-tweeter system supports a frequency range of 85 Hz - 22 kHz. The Polk Audio db401 Coaxial Car Speaker is surrounded by butyl rubber to ensure resistance to harsh sunlight and temperature fluctuations. Durable and efficient, the Polk Audio db401 Coaxial Car Speaker assures great performance.

Polk Audio RTI A9 Cherry Floor-Standing Speaker - The new RTI A series feature several upgrades. From the incorporation of our latest Dynamic Balance Cone drivers and 1 inch tweeters to an elegant restyling of the cabinets in keeping with the latest styles. The floor-standing models feature "Power Port Plus" an enhancement of Polk's patented Power Port technology. As you would expect from this highly popular line, the performance is classic Polk.

Speaker Features:4in 2-way Speakers (marine Certified) Power Handling: Peak: 270 Watts Per Pair / 135 Watts EachRms: 90 Watts Per Pair / 45 Watts EachImpedance: 4 OhmsDynamic Balance Polymer/mica Composite Mineral Filled Cone Is Stiff Yet Lightweight For Big Sound And Little Distortion19mm Liquid-cooled Silk/polymer Composite Dome Tweeter With Neodymium Magnet For Clear And Detailed HighsLow-mass 2-layer 25mm Kapton Voice Coil Former Is Lightweight For High Sound OutputMulti-hole Mounting Pattern And Shallow Depth For Easy Drop-in Installations In Most CarsAbs Grilles, Computer Optimized And Based On Exclusive Momo DesignsDurable Butyl Rubber Surround Won’t Fall Apart Under The Stress Of Extreme Temperatures, Sunlight Or TimePole Plate Heat Sink Promotes Better Heat Dissipation For... Less

The Polk Audio MM521 is a 5 ¼-inch coax speaker that is made up of space age materials for delivering great performance with total reliability. With the Neodymium Magnets, this Polk Audio Car Speaker can fit into various applications. The Carbon Composite Basket of this Polk Audio coaxial speaker is lightweight, thus resulting in lower distortion and more reliability. Furthermore, the Polk Audio MM521 has tighter and stiff Woven Glass Composite Cones that ensures better sound quality. Be it any extreme listening levels, this Polk Audio Car Speaker offers excellent performance, thanks to the Klippel Optimized Components. For enhanced power handling capacity, this Polk Audio coaxial speaker has 30mm Voice Coils. Moreover, the Polk Audio MM521 has Swivel Mount Tweeters for exact and crisp... Less

These Polk Audio DB571 High Performance Car Speakers feature Dynamic Balance® Driver Technology for pure, distortion free sound. It's an ultra-high-perform ance 5"x7" mid-woofer and 1-inch silk dome tweeter have a frequency response of 52Hz-22kHz and a sensitivity of 93db. Neodymium is a rare earth material used in all db driver magnets, excluding 461p, that are about 1/10 the weight of a comparable ceramic magnet and much more powerful. Marine Certified means the db571 is built tough to withstand the harshest environments on the water.