Polk Audio Atrium Outdoor Loudspeaker and Subwoofer System, Terracotta

SKU: PKAATRIUMGTC MFR: AM4387-A
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Key Features

  • Enjoy premium outdoor audio with Polk Audio's Atrium speaker system, built for sound quality.
  • Experience powerful bass from the Atrium Sub10 subwoofer, enhancing your outdoor music.
  • These durable outdoor speakers are weather-resistant, ensuring lasting performance in any climate.
  • Easily install these outdoor speakers in your garden, on your patio, or by the pool for great sound.
  • The Atrium Sat30 speakers offer versatile mounting options for optimal sound dispersion.
  • Get clear, balanced audio with a wide frequency response, perfect for any outdoor setting.
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Special Order?Estimated to Ship: 08/20/2025
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Polk Audio Atrium Specifications

Atrium Sub10

Atrium Sub10

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  • Subwoofer Array Driver Enclosure Type

    Acoustic Suspension Color-impregnated Resin

  • Subwoofer Array Driver Complement

    (1) 10" (25.4cm) d (Round) Long-throw Dynamic Balance composite cone driver with dual voice coils and butyl rubber surround - Subwoofer

  • Mounting Type

    Keyhole slots for lock down on a deck
    Security eyebolt for garden placement

  • Available Orientations

    Horizontal

  • Audio Quality: Nominal Impedance

    8Ohms

  • Audio Quality: Sensitivity

    88 dB (1 watt at 1 meter)

  • Audio Quality: Lower and Upper

    50 Hz to 110 Hz (-3dB Limits)

  • Recommended Amplifier Power Per Channel

    10W to 200W

  • Crossover: Peak Power Handling

    200 watts

  • Midrange/Woofer Crossover Frequency

    150 Hz

  • Crossover: Power Handling (per channel)

    10W to 200W

Atrium Sat300

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  • Orientation

    Vertical
    Horizontal

  • Driver Complement

    (1) 0.75" (1.91cm) d (Round) Dynamic Balance polyurethane tweeter with neodymium magnet - Tweeter
    (1) 3.5" (8.89cm) d (Round) Dynamic Balance driver with extended motor structure, composite cone and butyl rubber surround - Midrange

  • Audio Quality: Total Frequency Response

    100 Hz to 22 Hz

  • Audio Quality: Nominal Impedance

    8Ohms

  • Audio Quality: Sensitivity

    83 dB (1 watt at 1 meter)

  • Audio Quality: Lower and Upper

    115 Hz to 20 Hz (-3dB Limits)

  • Recommended Amplifier Power Per Channel

    10W to 100W

  • Tweeter/Midrange Crossover Frequency

    5000 Hz

  • In Ground Mounting Type

    Stake with security plate

  • In Ground Mount: Available Orientations

    Vertical

  • On Wall Mounting Type

    Wall bracket

  • On Wall Mount: Available Orientations

    Vertical
    Horizontal

  • Hanging Mounting Type

    Hanging pendant

General

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  • Dimensions

    Atrium Sub10 (HxW): 11 x 16" (27.94 x 40.64cm)
    Atrium Sat300 (HxWxD): 6 x 5.5 x 8" (15.24 x 13.97 x 20.32cm)

  • Weight

    Atrium Sub10: 16 lbs (7.26kg)
    Atrium Sat300: 4 lbs (1.81kg)

  • UPC Code

    747192139309

About Polk Audio Atrium

The Subwoofer for All Seasons
Heavy-duty bass performance and heavy-duty all-weather durability combine to deliver indoor-level bass impact outdoors or in your home's transitional areas. The Sub10 is the perfect complement to a set of Sat300s and rounds the system out with the full dynamic performance of a high-end audio system. Paint it to match the d cor in your sunroom or by the pool. With serious bass fun, the Sub10 is the life of the outdoor party!

The Compact Outdoor Loudspeaker
The innovative Sat300 satellite speakers can be planted in your landscaping, hung from your ceiling or the eaves or installed anywhere you want to mix great sound with the great outdoors.

Polk Audio Atrium Features

  • Atrium Sub10:
  • 200 Watt downward-firing subwoofer delivers earth-shaking bass, literally
  • Massive 10-inch long-throw Dynamic Balance driver technology eliminates driver distortion for deeper, cleaner bass even at higher volume
  • Dual 2-inch voice coil design reproduces bass from both stereo channels, producing more power in the lower frequencies with the help of Capacitive Coupling Technology. You get big outdoor bass for big outdoor impact
  • Atrium Sat300:
  • Acoustically-matched two-way design delivers dynamic sound on its own, or blends seamlessly with the Sub10 subwoofer, even in difficult, wide-open outdoor spaces
  • Dynamic Balance driver technology: 3 1/2-inch long-throw midrange driver with 1-inch voice coil, vented pole-piece, rugged butyl rubber surround and composite cone; 3/4-inch composite dome neodymium tweeter
  • Capable of handling up to 100 Watts of power to deliver superb clarity, detail and high efficiency with less distortion, at both moderate and higher volume levels, even in outdoor environments
  • Flying bridge-mounted tweeter never gets in the way of the woofer, for smooth, realistic sound in a compact housing

Key Features

  • Enjoy premium outdoor audio with Polk Audio's Atrium speaker system, built for sound quality.
  • Experience powerful bass from the Atrium Sub10 subwoofer, enhancing your outdoor music.
  • These durable outdoor speakers are weather-resistant, ensuring lasting performance in any climate.
  • Easily install these outdoor speakers in your garden, on your patio, or by the pool for great sound.
  • The Atrium Sat30 speakers offer versatile mounting options for optimal sound dispersion.
  • Get clear, balanced audio with a wide frequency response, perfect for any outdoor setting.

What's in the box:

  • Polk Audio Atrium Sat30 Compact Staked Outdoor Loudspeaker
  • Atrium Sub10 Outdoor Subwoofer
  • 2x Ground Stakes
  • 2x Security Plates
  • 2x Pendant Caps
  • 2x Rubber Bumpers
  • 2x Eyebolts with Lock-Washer and Hex-Nut
  • 2x #10 Pan-Head Screws
  • 4x #6 Pan-Head Screws
  • 4x Female Quick-Connects
  • 8x Wire-Nuts
  • Mounting Template
  • Three Feet of Pre-installed CL3 Burial-Rated Speaker Wire Per Speaker and Subwoofer
  • Polk Audio 5 Year Warranty on Cabinet and Drivers