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Optimus Prime's Stereo Equipment Old School Audio - Old School Prices - Professionally Tested Product Description Up for sale is a Bose 3-2-1 Compact Home Theater System, fully tested and confirmed working. The DVD/CD transport, laser assembly, AM/FM tuner, all audio and video inputs and outputs, and speaker connections were all verified functional. All accessories and speakers are included. Cosmetic condition is consistent with normal use. Please review all photos for details. Highlights At A Glance ✔ Fully tested and verified ✔ Good cosmetic condition with minor wear from use ✔ All accessories and speakers included ✔ Free 30-day returns ✔ Fast, insured shipping Testing & Verification This Bose 3-2-1 system was thoroughly tested prior to listing. The DVD/CD mechanism was verified to load, read, and play discs correctly, and both the analog and digital audio outputs were confirmed operational. The AM/FM tuner, all input switching, and the Acoustimass subwoofer along with both Jewel Cube satellite speakers were tested and confirmed working with no issues. Shipping & Returns Fast, insured shipping from Minnesota. Free 30-day returns. Item is carefully packaged for safe delivery.
At US$280, this sits well above the typical used market for a Bose 321 subwoofer: recent comps put the median at US$87 and the 75th percentile at US$183, so this asking price is ambitious rather than fair. The obvious alternative at this money is not another subwoofer from the same system, but a much more complete used speaker/sub package or a newer standalone sub with easier resale.
That said, the Bose 321 bass module is a sensible buy if you already own the matching system and need the exact replacement to restore it. Bose made these as part of a compact, room-friendly setup, so the value is in compatibility and convenience more than deep-bass muscle. At this price, I’d want proof it’s fully working, with no intermittent output or power issues, because the premium only makes sense if it’s a clean, tested example.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Bose Corporation traces its roots to 1964, when MIT professor Amar Gopal Bose founded the company in Natick, Massachusetts, after growing disillusioned with the poor performance of a high-end stereo system he purchased as a graduate student. Driven by a passion for replicating the immersive qualities of live music through rigorous acoustic research, Bose launched the venture with initial contracts for the U.S. military and NASA, emphasizing innovative speaker designs that prioritized indirect, reverberant sound over direct radiation. This American heritage, rooted in psychoacoustics and engineering excellence, has defined the brand's pursuit of "Better Sound Through Research."
Bose excels in consumer and professional audio categories, renowned for its home audio systems, premium speakers like the iconic 901 Series, and pioneering noise-canceling headphones first prototyped in the 1980s for pilots. The lineup extends to vehicle sound systems, portable Bluetooth speakers, and professional installations, but steers clear of niche hi-fi components such as amplifiers, turntables, DACs, or cables, focusing instead on integrated, user-friendly solutions that blend advanced signal processing with spatial audio reproduction.
Positioned as a premium mid-tier powerhouse in the global market, Bose commands widespread appeal among discerning buyers seeking accessible high-performance audio without audiophile esoterica. Its reputation for innovation and reliability has built a loyal following, though purists occasionally critique its measured sound signature, cementing Bose as a dominant force in mainstream hi-fi rather than high-end boutique or vintage realms.
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