Acapella Sphäron Excalibur - The holy grail of high-end audio loudspeakers - Audio Federation
The Acapella $650K Sphaeron Excalibur loudspeakers playing Radiohead | Radiohead recorded in 24bit 96kHz at the Acapella showroom on May 13, 2019. The Sphaeron Excalibur speakers weigh over 3000 lbs each, use
Another Extreme System Sighting - Acapella Sphaeron Excalibur - Audio Federation