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Polk Audio® Black 5.25" All Weather Outdoor Loudspeaker-Atrium6-BLACK

Model #: Atrium6-BLACK
Polk Audio
At a Glance

A workhorse when it comes to filling large spaces with the kind of big, lifelike high quality sound for all your outdoor entertainment. Built to withstand the elements, which means you’ll be enjoying great performance for years to come.

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$399.00Save $NaN

Get to know this product.

  • All-weather certified and water-resistant to withstand the worst elements.
  • Engineered with Polk’s Dynamic Balance® technology.

All-Weather Certified and Water-Resistant

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

Dynamic Balance Technology

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

Durable Construction

Aluminum grilles and bracket, with stainless steel and brass hardware means no rust—ever.

Useful Documents


Connector Type:Gold-Plated 5-Way Binding Posts




Sold As:Pair


Sensitivity:90 dB
Speaker Type:Outdoor Loudspeaker
Frequency Response:50 Hz - 27 Hz




Total Pieces2


Cabinet Warranty5 years
Drivers Warranty5 years
Original Purchaser OnlyYes

Shipping Cartons

Carton 116 lbs (7.26 kg)

All Weather Outdoor Loudspeaker

Quantity IncludedPair
AvailabilityUS; Internationally
OrientationHorizontal; Vertical
Height11.688" (29.69 cm)
Width7.688" (19.53 cm)
Depth8.75" (22.23 cm)
Weight5.4 lbs (2.45 kg)
Front Array Driver Complement(1) 5.25" (13.34 cm) d (Round) Mid/Woofer - Tweeter; (1) 1" (2.54 cm) d (Round) Tweeter - Tweeter

Audio Quality

Total Frequency Response50 Hz → 27 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 Weight5.4
Color Finish NameBlack
Frequency Response50Hz - 57kHz
Enclosure MaterialPolypropylene
Outdoor ApprovedYes
Manufacturer Warranty5 Year Parts & Labor
Bi Amp InputsNo
Speaker Connector Type5-Way (Universal) Binding Posts
Input Power Range10-100 Watts
Mounting Hardware IncludedYes
Rms Power Handling100
Enclosure TypeBass Reflex
Impedance8 ohms
Maximum Power Handling (Watts)100
Number of Speakers2
Depth (in.)8.75
Height (in.)11.69
Video ShieldedNo
Width (in.)7.69
Woofer Size5.25"
WarningProposition 65 Warning for California Residents