A Subwoofer Skinny Enough for Under a Couch - The New York Times
Jamo S 810 SUB (Black) Powered subwoofer at Crutchfield
BASS-SOFA" (1000 WATTS !!!) Transformation of a Sofa into a Subwoofer! - YouTube
Thomas Sanladerer on Twitter: "Looks like my measurements were slightly off - Old subwoofer does not fit under the new couch. Build video for a new DSP-based sub anyone? https://t.co/6G6jldJmam" / Twitter
The Best Ways to Hide a Subwoofer | AV Gadgets
Amazon.com: Toy Blocker, PVC Under Sofa Toy Blocker Cuttable Under Couch Blocker, Self-Adhesive Gap Bumper Under Sofa,Toy Blocker Avoid Things Sliding Under Furniture : Home & Kitchen
The best budget subwoofer | Engadget
Subwoofer T 4000 SW | Teufel
Can You Put a Subwoofer Behind a Couch? - Audioviser