RADAR is a price search engine. We link to the original listing — we never sell direct. Transactions happen on the source site.
Against the recent used market, US$549 is firmly ambitious for this Sonos amp: it sits well above the US$382 75th percentile and far above the US$198 median, so this is not a bargain-priced listing. It would need to justify itself with truly exceptional condition, a strong accessory bundle, or some kind of warranty/support situation to feel comfortable at that level.
That said, it’s a respected piece if you want a tidy all-in-one streaming power amp for a simple 2.1 setup, and Sonos gear tends to be easy to integrate and hold appeal for multiroom buyers. If the unit is clean, complete, and includes the right cables and original packaging, that helps, but at this ask the value case still looks stretched unless the listing adds something materially better than average.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Sonos emerged from Santa Barbara, California, in 2002 as Rincon Audio, Inc., founded by John MacFarlane, Craig Shelburne, Tom Cullen, and Trung Mai. MacFarlane's success with Software.com provided crucial seed funding for their audacious goal: a wireless multi-room music system free from the wires and complexity plaguing home audio at the time. Renamed Sonos in 2004, the company debuted its pioneering ZonePlayer and controller in 2005, cementing its roots in innovative, user-centric sound technology.
The brand specializes in wireless speakers, soundbars, and home theater systems designed for seamless multi-room playback and integration with streaming services. Sonos offers everything from portable Bluetooth options like the Roam to high-fidelity architectural speakers and subwoofers, alongside recent forays into headphones and whole-home audio solutions. Amplifiers, turntables, DACs, and cables fall outside their core focus, which prioritizes app-controlled ecosystems over traditional hi-fi components.
Sonos holds a commanding mid-to-premium position in the consumer audio market, renowned for inventing wireless HiFi and setting the standard for effortless, high-quality sound. Trusted by audiophiles and casual listeners alike, it blends accessibility with sonic excellence, dominating the smart speaker segment while appealing to discerning buyers seeking scalable, future-proof systems.
See all Sonos listings on RADAR.
