RADAR is a price search engine. We link to the original listing — we never sell direct. Transactions happen on the source site.
The timing matters a bit here because this is the current Amp generation rather than an older Connect:Amp, so you’re buying the modern 125W/channel version with RCA line-in and HDMI ARC support. At US$400, it lands right at the top of the local comp band: above the US$201 median and just over the US$400 75th percentile, so this is a fair-to-ambitious asking price rather than a bargain.
What makes it worthwhile is that the Amp is genuinely useful gear: strong power for passive speakers, easy Sonos whole-home integration, and a very clean all-in-one solution for TV + music setups. If it’s complete, tidy, and fully working, the value is in convenience and versatility more than in raw used-price discount; I’d only push back if the seller can’t demonstrate proper operation or if accessories are missing, since at this price you want a confident, ready-to-run unit.
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.
