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Polk Audio Atrium 4 Outdoor Speakers with Powerful Bass (Pair, Black)

Polk Audio Atrium 4 Outdoor Speakers with Powerful Bass (Pair, Black)

Brand Polk Audio
Model Atrium 4
Part Number AM4085-A
Type  Indoor/Outdoor Speakers
Sold As Pair
Speakers Configuration                              Indoor / Outdoor
Driver Units  Mid/Woofer: 1 - 4.5" Diameter, Dynamic Balance Mineral Filled Polymer Cone with rubber surround

Tweeter: 1 - 0.75" Diameter, Anodized Aluminum Dome Tweeter with Neodymium motor structure
Power Rating  10-80 w/channel
Frequency Response                         75Hz - 25kHz
Nominal Impedance                       8 Ohms
Sensitivity  89 dB
Connectors Gold-plated 5-way Binding Posts
Color Black
Cabinet Sealed
Features                                         Durable, mineral-filled polypropylene cabinet design, with molded-in bracing, sounds like a real speaker (not "an outdoor speaker"), and survives years of seasonal changes, for truly great sound, no matter what the weather.

Exclusive Dynamic Balance and Klippel Optimization technologies ensure the perfect material performance, eliminating driver and tweeter "artifacts" for more realistic sound reproduction at high and low volume levels.
Dimensions & Weight
Dimensions & Weight 8.63" x 5.69" x 6.69" / 3.60 lbs.