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

The compact Atrium 4 loudspeaker produces high fidelity sound quality anywhere you want great sound. Its small size makes it ideal for tight, out-of-way installations. With an aluminum dome tweeter and polypropylene cone driver in each speaker enjoy deep, accurate bass and smoother response. Polk’s patented Dynamic Balance and Klippel Optimization technologies ensure perfect material performance, eliminating driver and tweeter "artifacts" for more realistic sound reproduction at high and low volume levels. The weatherproof cabinet features a rustproof aluminum grille, rustproof aluminum bracket, and stainless steel/brass hardware that can endure seasonal change and provide great indoor speaker-quality sound for years of outdoor listening enjoyment. Quick and easy to install with Polk’s Speed Lock Mounting system.

Product Features

  • EXCEPTIONALLY GREAT SOUND - High fidelity sound for small-to-medium outdoor areas. Atrium 4 can be installed in any open space – by a pool, on the patio, in the sunroom, or fit anywhere in the backyard
  • ULTRA COMPACT - Compact outdoor loudspeaker with a 4.5” dynamic balance polypropylene woofer, ¾” anodized aluminum dome tweeter
  • EASY SETUP - Polk’s gold plated 5-way biding post can easily connect to any modern AVR or amplifier
  • EASY INSTALLATION - One-click speed-lock mounting bracket offers anti-slip, one-handed installation. Mount these speakers vertically or horizontally to deliver optimal sound in different setups
  • ALL-WEATHER CERTIFIED - Rugged durability and superior quality, these compact outdoor speakers can effortlessly withstand extreme temperatures and heavy rain year after year



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