Polk Audio Atrium 4 Outdoor Speakers: Powerful Bass, All-Weather Durability

The Polk Atrium 4 loudspeaker is a compact, high-fidelity outdoor speaker designed for easy installation and long-lasting performance. It features an aluminum dome tweeter and polypropylene cone driver in each speaker, delivering deep, accurate bass and smoother response. The speakers are designed with weatherproof cabinets, rustproof aluminum grilles, and stainless steel/brass hardware, ensuring durability in outdoor environments. With Polk’s patented Dynamic Balance and Klippel Optimization technologies, the speakers eliminate artifacts for realistic sound reproduction at both high and low volume levels. The 80W power output provides clear sound even in noisy environments. The Atrium 4 speakers are recognized for their sleek design and can be easily mounted with the Speed Lock Mounting system. With their all-weather certification, the speakers are built to withstand extreme temperatures and heavy rain, making them the ideal choice for outdoor listening enjoyment.