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Polk Audio DSW PRO 400

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eBay

Polk Audio DSW PRO 400 Powered Subwoofer w/ Remote $145 Mar 17, 2026

eBay

Owner's Manual Polk Audio DSW Pro 400, 500 And 600 Digital Powered Subwoofers $8 Feb 19, 2026

eBay

Polk Audio DSW Pro 400 SubWoofer tested Working Great! $110 Feb 10, 2026

eBay

6ft ETL Power Cord for Polk Audio DSW PRO 400 440 550 Powered Subwoofer 2-Prong $14 Feb 4, 2026

eBay

2-Prong 6ft AC Power Cord for Polk Audio DSW PRO 400 440 550 Powered Subwoofer $11 Jan 12, 2022

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