Polk Audio CSI A4 Black Center Channel Loudspeaker, Model CSIA4BK
Center Channel Speakers easily carry the 50+% of center channel info delivered in multi-channel sources. So The CSi A4 has an aimable cabinet to give you placement flexibility and finer sound-tailoring for your high performance home theater system.The CSi A4 incorporate our latest Dynamic Balance Cone drivers and 1-inch tweeters. You're assured classic Polk performance in a design that speaks to today's high-end home décor. True performance art.
- Latest generation of Dynamic Balance® polymer composite drivers for smooth wide-range response with low distortion
- 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 driver baskets
- Floating anti-diffraction grilles minimize grille diffraction for spacious, 3-dimensional imaging
- Neodymium magnet,low-viscosity 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 applications
- Butyl rubber surrounds for high performance durability
- 2 - 5-1/4" Diameter (13.34cm)
- Polymer Composite Dynamic Balance with rubber surround
- 1 - 1" Diameter (2.54cm)
- Silk Polymer Dome Tweeter
- Overall Frequency Response: 55Hz-27kHz
- Lower -3dB Limit: 65 Hz
- Upper -3dB Limit: 26 kHz
- Nominal Impedance: 8 ohms
- Recommended Amplifier Power: 20-180 w/channel
- Efficiency: 89 dB
- Inputs: 5-way binding posts
- Enclosure Type: Vented with dual PowerPort & single Arc Port
- Depth: 8-3/4"
- Height: 6-7/8"
- Width: 20"
- Manufacturer's Warranty (authorized online retailer): 2 years parts and labor