Vizio wireless subwoofer system S3821w-C0 - $10 (Seattle)

Vizio wireless subwoofer system S3821w-C0 1 thumbnail

condition: good

make / manufacturer: Vizio

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Subwoofer only, no soundbar or remote. Single owner, tested and works great.

S3821w-C0 Technical Specifications

Physical Properties Model Information
Dimensions w/ feet: 37.94" x 3.63" x 2.88" Remote Model: XRS321
Subwoofer Dimensions: 13.5" x 11.0" x 6.0"
Packaging Dimensions: 40" x 7.6" x 17"
Subwoofer Weight: 9.5 Lbs.

Key Features Display Features

Subwoofer Speaker Size: 6.0" Subwoofer Dolby Digital: Yes
Subwoofer Frequency: 50Hz - 100Hz DTS StudioSoundtm: No
Wireless Subwoofer Range: 60 ft. Line of Sight DTS TruSurroundtm: Yes
Soundbar Speaker Watts: N/A DTS TruVolumetm: Yes
Sound Pressure Level 100dB

post id: 7952535943

posted: 2026-08-09 11:43

updated: 2026-08-29 15:57

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Vizio wireless subwoofer system S3821w-C0 - electronics - by owner -...

Subwoofer only, no soundbar or remote. Single owner, tested and works great. S3821w-C0 Technical Specifications Physical Properties Model Information Dimensions w/ feet: 37.94" x 3.63" x 2.88"...