This could be the loudest quietest place on earth
https://www.blackbirdstudio.com/studio-c/
Those are ATC 300 speakers - 121 dB spl continuously with 0.3% THD.
https://www.blackbirdstudio.com/studio-c/
Those are ATC 300 speakers - 121 dB spl continuously with 0.3% THD.