We have used IsoAcoustics products across multiple systems and rooms, and the results have been consistently positive. The Sonus faber Surpema Loudspeaker System consists of one or two passive subwoofers (far left) with pair of tall floorstanding speakers. JBL introduced customized JBL | IsoAcoustics isolation feet with its next generation Summit Everest and Summit K2 loudspeakers at HIGH END Vienna 2026. Lumin has integrated IsoAcoustics isolation into the X2, its flagship network player, streamer, and DAC. Where to buy: IsoAcoustics products are available at Amazon, Best Buy, Crutchfield and IsoAcoustics.com, as well as many more authorized dealers.