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Polk Audio® Atrium®8 SDI White 6.5" All Weather Outdoor Speaker

Model #: ATRIUM8-White
Polk Audio
At a Glance

Flagship all weather loudspeaker with single/dual input switch and dual tweeter array that lets you work the speaker as a single high/performance stereo loudspeaker, or L/R speaker in a high-performance stereo pair. It’s time to get that indoor sound you love - all from an outdoor loudspeaker you can put anywhere around your home.

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$99,999.00Save $NaN

Get to know this product.

  • Engineered and designed in USA
  • Great sound for every room
  • 5 years warranty
  • Built to last

Dynamic Balance Technology

This patented technology analyzes the speaker’s entire electro-acoustic and mechanical system for improved material selection and more efficient geometry. The patented water-resistant Power Port bass venting efficiently adds 3dB of big, realistic, musical bass output.

Useful Documents


Connector Type:Gold-Plated 5-Way Binding Posts


Tweeter Composition:Aluminum
Woofer Composition: Polypropylene Cone
Driver Component Size:6.5"




Sold As:Each


Sensitivity:91 dB
Speaker Type:Outdoor Loudspeaker
Frequency Response:45 Hz - 27 Hz




Total Pieces1


Cabinet Warranty5 years
Drivers Warranty5 years
Original Purchaser OnlyYes

Shipping Cartons

Carton 113.5 lbs (6.12 kg)

All Weather Outdoor Loudspeaker

Quantity Included1
OrientationHorizontal, Vertical
Height12.875" (32.7 cm)
Width8.5" (21.59 cm)
Depth9.188" (23.34 cm)
Weight9.7 lbs (4.4 kg)
Front Array Driver Enclosure TypeDurable, mineral-filled polypropylene cabinet design
Front Array Driver Complement(1) 6.5" (16.51 cm) d (Round) Dual voice coil driver with Dynamic Balance aerated polypropylene cone with rubber surround - Mid/Woofer; (2) 1" (2.54 cm) d (Round) Anodized aluminum dome with neodymium motor structure - Tweeter

Audio Quality

Total Frequency Response45 Hz → 27 Hz
Nominal Impedance8 ohms
Sensitivity (1 watt @ 1 meter)91 dB

Swivel Wall/Ceiling Mount Mount

Mounting Type180° Speed-Lock mounting system
Available OrientationsHorizontal; Vertical


Speaker Inputs(2) Pair of Switchable single / dual 5-way Binding Posts - Gold-Plated

Misc. Specs

Product Weight (lbs.)9.7
Color Finish NameWhite
Frequency Response45Hz - 27kHz
Outdoor ApprovedYes
Manufacturer Warranty5 Year Parts & Labor
Mounting Type180° Speed-Lock mounting system with Keyhole Slots
Speaker Connector Type5-Way (Universal) Binding Posts
Impedance8 ohms
Number of Speakers1
Speaker TypePowered Stereo Speakers
Depth (in.)9.19
Height (in.)12.88
Width (in.)8.5
WarningProposition 65 Warning for California Residents