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We have tested the Sonos Sub subwoofer! - Perfect Acoustic
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Sonos Sub Mini Review: Improves almost all Sonos speakers
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Sonos User Guide
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Sonos Sub Mini | Audio Advice
I tested the Sonos Sub Mini with all 3 Sonos soundbars, and here's what I thought | TechRadar
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Sonos Connect:Amp review: Sonos Connect:Amp - CNET
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We have tested the Sonos Sub subwoofer! - Perfect Acoustic
Sonos Sub Mini | Audio Advice
The Best High-Performance Subwoofer | Reviews by Wirecutter
How to choose a crossover
