5.25" Subwoofer and 2.1 Channel Class-D Amplifier, Cube Enclosure with Grille
Dayton Audio SAT3B 3" Cube Speaker Pair Black
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Cube 10 - Powered Home Subwoofer – Toby Speakers
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The Stereo Shop-Definitive Super Cube Subwoofers
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Docooler Q1 Mini Wooden Speaker Portable Wireless Subwoofer Strong Bass Powerful Sound Box Music Cube for Smartphone Tablet Laptop - Walmart.com
CUBE8 | BOSS Audio Systems, a Leading Audio & Video Brand
Best Buy: Definitive Technology Super Cube III 7-1/2" 650-Watt Powered Subwoofer SUPERCUBEIIIBLA
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PFM ICE Cube-12 Master Reference Subwoofer
Amazon.com: Definitive Technology SuperCube 4000 Compact 8" Powered Subwoofer | Superior Bass, 1200 Watts Power | Fits in Less Than 1 Cubic Foot Space |Includes Rubber & Spiked Feet - Discontinued by Manufacturer : Everything Else
Caliber Audio Technology BCT112A Car subwoofer tube active 1000 W | Conrad.com