ATRIUM 8 SDI

High-Performance outdoor speaker with 6.5” driver

Color

The flagship Atrium 8 SDI redefines outdoor audio with its innovative single/dual input switch and dual tweeter array. Use it as a single high-performance stereo speaker or configure it as left/right speakers in a premium stereo pair—the choice is yours. With Polk's patented Power Port® design delivering enhanced bass, you'll enjoy indoor-quality sound anywhere around your home.

All-Weather certified
6.5" Dynamic Balance® polypropylene woofer
Dual 1" Anodized Aluminum Dome tweeters
Speed-Lock Mounting system
Works as a single Stereo speaker or in a L/R Stereo pair
Polk's patented Power Port® design for enhanced bass

PowerPort® Bass Venting

You’ll experience space-filling sound in any outdoor area, porch, sunroom, or deck. Polk’s patented water-resistant PowerPort® efficiently adds 3dB of big, realistic, musical bass output. And when combined with its anodized aluminum tweeter domes, this speaker not only delivers powerful, high-quality sound output, but excellent midrange clarity.

Polk All-Weather Certified

Made to withstand the elements, these speakers are built to last and produce rich, lifelike, space-filling sound—no matter the weather. Atrium Series speakers exceed baseline industrial and military specifications for environmental endurance (ASTM D5894-UV Salt Fog, Mil Standard 810 Immersion, Mil-Std 883 Method 1009.8 for salt and corrosion).