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US$169 looks fair for this piece, and arguably a touch on the attractive side if it’s clean and complete. Recent used examples I can find for the same Acoustic Revive LAN isolator family tend to land roughly around US$165–US$250, with new pricing much higher, so this is comfortably in the normal used zone rather than ambitious.

It’s a simple but respected network tweak for streamers, aimed at reducing carried noise and cleaning up noisy Ethernet environments. The main appeal is that it’s plug-and-play and often bought by people who’ve already optimized the obvious parts of their system. At this price, I’d just want confirmation that it’s the correct version, fully working, and includes any original packaging or short leads if those matter to you; otherwise it’s a sensible buy.

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

About Acoustic Revive

Acoustic Revive emerged from Japan in 1997, founded by Ken Ishiguro under Sekiguchi Machine Sales Co., Ltd. The brand launched with the innovative RD-1 disc demagnetizer, marking Ishiguro's vision to tackle subtle audio impurities often overlooked by conventional hi-fi engineering. Rooted in meticulous Japanese craftsmanship, it quickly gained traction among audiophiles seeking precision enhancements.

The company's product focus centers on high-end accessories that refine signal paths and system performance, including audio cables, LAN cables, single-core wiring, and anti-vibration platforms. It also excels in power conditioning like AC filters, room tuning resonators, isolation devices, electromagnetic treatments, and disc improvers. Rather than mainstream amplifiers, speakers, or DACs, Acoustic Revive targets optimization tools—often backed by research from institutions like the University of Tokyo—to elevate existing setups.

Positioned as a niche boutique leader in the high-end market, Acoustic Revive commands respect for its boundary-pushing materials and techniques, earning accolades in international audio journals and widespread use in recording studios. Its handcrafted components deliver exceptional resolution and purity, appealing to discerning buyers who prioritize detail retrieval over flashy source gear.

See all Acoustic Revive listings on RADAR.

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