Polk Audio CSI A4
Model #: Polk Audio CSI A4
UPC #: 747192113094
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Distributors Is An On-Line Authorized Polk Audio Dealer.
What This Means!!!
Full Factory Warranty Is Valid.
Serial Numbers In-Tact.
Factory Sealed Boxes.
Our Promise To You:
We Will Meet Or Beat Any Advertised Price -
Send Us A Link Or Get Us On The Phone, We Will NOT Be Undersold!
Latest generation of Dynamic
Balance® polymer composite drivers for smooth wide-range response with low
1-inch Silk/Polymer Dome Tweeter
delivers smooth response and better detail
Magnetic shielding for safe
placement near video sources
All-MDF construction creates an
acoustically inert cabinet
Acoustically inert stamped
grilles minimize grille diffraction for spacious, 3-dimensional imaging
ferro-fluid cooling, and a heat sink on the back of the magnet, create
better power handling and reliability
Dual, bi-ampable gold-plated
5-way binding postinputs (with wide holes for large-gauge bare wire
connections) for the most secure connections and the most versatile wiring
Butyl rubber surrounds for high
Overall Frequency Response:
Lower -3dB Limit: 65 Hz
Upper -3dB Limit: 26 kHz
Nominal Impedance: 8 ohms
Recommended Amplifier Power:
Efficiency: 89 dB
Inputs: 5-way binding posts
Enclosure Type: Vented with dual
PowerPort & single Arc Port