Vizio Replacement Wireless Subwoofer for SB3B21-C6 - $27 (Southeast Austin)

Vizio Replacement Wireless Subwoofer for SB3B21-C6 1

Vizio Replacement Wireless Subwoofer for SB3B21-C6 1 thumbnail

condition: good

make / manufacturer: Vizio

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For sale a Vizio wireless subwoofer that can be used as a replacement for the SB3B21-C6 speaker system. It is in good condition. It powers on but I don't have the soundbar to pair it with.

post id: 7920667659

posted: 2026-03-11 20:55

updated: 2026-06-12 23:20

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Vizio Replacement Wireless Subwoofer for SB3B21-C6 - electronics -...

For sale a Vizio wireless subwoofer that can be used as a replacement for the SB3B21-C6 speaker system. It is in good condition. It powers on but I don't have the soundbar to pair it with.