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At US$1,092, this looks fair to slightly attractive for an open-box SW-1, though not a screaming bargain; new pricing on the amplifier itself is around US$1,999 to US$2,799, so this sits at roughly half to a bit over half of fresh retail.

The upside here is that it’s a serious, purpose-built subwoofer amplifier with real output reserves, high S/N, and low output impedance, so it should suit demanding installs where control and integration matter more than flashy wattage numbers. Open-box status is also a plus if the unit is truly unused and includes the original accessories, since Wisdom gear tends to be niche and not constantly on the used market; I’d mainly confirm it powers up cleanly, has the correct mounting/packaging parts, and hasn’t been modified.

Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.

About Wisdom Audio

Wisdom Audio is an American loudspeaker brand founded in 1996 by Tom and Debi Bohlender, now based in Carson City, Nevada. Its heritage is rooted in a clear engineering mission: to build loudspeakers that push beyond conventional box-speaker design and solve room-interaction problems through advanced transducer technology.

The company is best known for high-performance loudspeakers, especially architectural in-wall and on-wall systems, along with planar-magnetic and line-source designs for both stereo and multichannel use. Rather than spanning the full consumer-audio spectrum, Wisdom concentrates on speaker systems and related electronics such as electronic crossovers and woofer modules; it is not primarily known for amplifiers, turntables, DACs, headphones, or cables.

In the market, Wisdom Audio sits firmly in the high-end, niche boutique category. It is aimed at serious audiophiles and custom-install clients who want reference-level sound integrated into luxury homes, theaters, and bespoke interior projects. The brand’s reputation rests on technical ambition, precision, and specialized system design rather than mass-market visibility.

See all Wisdom Audio listings on RADAR.