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Polk Audio® Black 5" All Weather Outdoor Loudspeaker

Model #: Atrium5-BLACK
Polk Audio
At a Glance
Like all of our outdoor models, the Atrium5 is built to withstand the elements, which means you’ll be enjoying great performance for years to come. 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.

  • All-weather certified and water-resistant to withstand the worst elements—salt-fog, UV, extreme temps or heavy rains, you name it
  • PowerPort bass venting for deep bass you can feel from the ground up
  • Engineered with Polk’s Dynamic Balance® technology

Dynamic Balance Technology

This patented technology analyzes the speaker’s entire electro-acoustic and mechanical system for improved material selection and more efficient geometry.

All Weather Certified and Water Resistant

Built to withstand the worst elements—salt-fog, UV, extreme temps or heavy rains, you name it.

PowerPort Technology

Smoothly transitions air flow from the speaker into your listening area for deep, extended bass impact while minimizing turbulence and distortion.

Useful Documents


Connector Type:Gold-Plated 5-Way Binding Posts


Tweeter Composition:Aluminum
Woofer Composition:Polymer-Cone




Sold As:Pair


Sensitivity:90 dB
Frequency Response:60 Hz - 25 Hz




Total Pieces1


Cabinet Warranty5 years
Drivers Warranty5 years
Original Purchaser OnlyYes

Shipping Cartons

Carton 111.5 lbs (5.22 kg)

On-Wall, Bookshelf and Soundbars

Quantity IncludedPair
AvailabilityUS; Internationally
OrientationHorizontal; Vertical
Height10.313" (26.19 cm)
Width6.75" (17.15 cm)
Depth7.75" (19.69 cm)
Weight4.6 lbs (2.09 kg)
Front Array Driver Complement(1) 5" (12.7 cm) d (Round) Mid/Woofer - Tweeter; (1) 0.75" (1.91 cm) d (Round) Tweeter - Tweeter

Audio Quality

Total Frequency Response60 Hz → 25 Hz
Nominal Impedance8 ohms
Sensitivity (1 watt @ 1 meter)90 dB

Swivel Wall/Ceiling Mount Mount

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

External Amplifier

Recommended Amplifier Power Per Channel10 watts → 100 watts


Speaker Inputs(2) Pair of 5-way Binding Posts - Gold-Plated

Misc. Specs

Product Weight (lbs.)4.6
Frequency Response60Hz - 25kHz
Enclosure MaterialPolypropylene
Color Finish NameBlack
Outdoor ApprovedYes
Manufacturer Warranty5 Year Parts & Labor
Bi Amp InputsNo
Input Power Range10-100 Watts
Speaker Connector Type5-Way (Universal) Binding Posts
Mounting Hardware IncludedYes
RMS Power Handling (Watts)100
Enclosure TypeBass Reflex
Impedance8 ohms
Maximum Power Handling (Watts)100
Number of Speakers2
Depth (in.)6.75
Height (in.)10.31
Video ShieldedNo
Width (in.)6.75
Woofer Size5"
WarningProposition 65 Warning for California Residents