Polk Audio FXiA4 Rear Speaker

1 Silk Dome Tweeter with neodymium magnets produces clear, detailed highs : Bipole/Dipole Switch enables you to choose your sound radiation pattern according to your installation requirements creating the most realistic diffusion possible for your setup : Acoustically inert 3/4 MDF cabinets : Gold-plated 5-way binding posts for the most secure connections and the most versatile wiring applications : Butyl rubber surrounds for high performance durability : Acoustically inert stamped driver baskets : Floating anti-diffraction grilles minimize grille diffraction for spacious, 3-dimensional imaging : 5.25 Diameter (13.34cm) Polymer Composite Dynamic Balance with rubber surround Midrange : 1 Diameter (2.54cm) Silk Polymer Composite Dome Tweeter : 50Hz-27kHz Overall Frequency Response : 60Hz Lower -3dB Limit : 26kHz Upper -3dB Limit : 8-Ohms Nominal Impedance : 88dB Efficiency : 5-way binding posts inputs : Enclosure type - Vented with single port : Dimensions - Height 12 x Width 11-3/8 x Depth 7-7/16 (30.48x28.89x

The F/Xi A4 features the latest generation of Dynamic Balance(R) polymer composite drivers for smooth wide-range response with low distortion. 1-inch Silk Dome Tweeter with neodymium magnets produces clear, detailed highs. Bipole/Dipole Switch, conveniently located on the front baffle, enables you to choose your sound radiation pattern according to your installation requirements. creating the most realistic diffusion possible for your setup. Acoustically inert 3/4 inch MDF cabinets, finished in Black and White Laminate finishes. Gold-plated 5-way binding posts for the most secure connections and the most versatile wiring applications. Butyl rubber surrounds for high performance durability Acoustically inert stamped driver baskets. Floating anti-diffraction grilles minimize grille diffraction for spacious, 3-dimensional imaging.

F/Xi Surround Loudspeakers employ a triangular cabinet design that aims drivers and tweeters in opposing direcitons to produce a more realistically diffuse wave front and wide, lifelike imaging of surround-sound effects. A conveniently located bipole/dipole switch offers placement flexibility as well as the highest performance surround effects.

Polk Audio Bipole Dipole Black Surround Speakers - FXIA4BK/ 5-1/4 Woofer/ Dynamic Balance Polymer Composite Drivers/ 1 Silk Dome Tweeter/ Bipole/Dipole Switch/ Acoustically Inert 3/4 MDF Cabinets/ Gold-Plated 5-Way Binding Posts/ Butyl Rubber Surrounds/ Floating Anti-Diffraction Grilles/ Black Finish/ Price Per Pair