Description

Enjoy powerful, crystal-clear sound with Atrium 4 outdoor speakers. Designed for both indoor and outdoor environments, these compact speakers deliver high-quality audio without taking up much space. Their small size makes them ideal for patios, balconies, or any location where space is limited.

Equipped with Polk Audio’s patented Dynamic Balance technology, these speakers eliminate distortion and unwanted noise, ensuring crisp highs and deep, rich bass. The 4.5-inch mid/woofer and 0.75-inch tweeter work together to provide a well-balanced sound that remains consistent at all volume levels.

Built to withstand the elements, Atrium 4 speakers feature a rugged, all-weather construction that resists moisture, UV rays, and corrosion. Whether exposed to sun, rain, or extreme temperatures, they are designed for long-lasting performance.

Installation is effortless with the Speed-Lock mounting system. Simply mount the bracket, click the speaker into place, and adjust the angle for optimal sound distribution. The speakers can be positioned horizontally or vertically, allowing flexible placement options to suit any setup.

Despite their compact size, these speakers produce full-bodied sound with excellent clarity. They are perfect for music lovers who want a high-performance speaker system that blends seamlessly into any environment. With durable, rust-resistant hardware and a five-year warranty, Atrium 4 speakers offer reliability and great audio quality for years to come.

Features:

  • Compact design suitable for small spaces
  • Patented Dynamic Balance technology for distortion-free sound
  • All-weather durability for outdoor use
  • Quick and secure installation with Speed-Lock mounting system
  • Flexible horizontal and vertical mounting options
  • Clear highs and deep bass for rich audio performance
  • Rust-resistant components for long-lasting reliability

Specifications:

SpecificationDetails
Height8.63″ (21.9 cm)
Width5.7″ (14.5 cm)
Depth6.7″ (17.0 cm)
Weight3.6 lbs (1.63 kg)
Front array driver complement(1) 4.5″ (11.43 cm) mid/woofer
 (1) 0.75″ (1.91 cm) tweeter
Total frequency response75 Hz → 25,000 Hz
Nominal impedance8 ohms
Sensitivity (1W @ 1m)89 dB
Mounting type180° Speed-Lock mounting system with keyhole slots
Available orientationsHorizontal, vertical
Recommended amplifier power10W → 80W
Warranty5 years (original purchaser only)
Quantity includedPair

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