ISE 2020: Sonus Faber Showcases the Palladio Custom Installation Speaker Collection February 16, 2020 | Home / February 16, 2020 rave-video / ISE 2020: Sonus Faber Showcases the Palladio Custom Installation Speaker Collection Look in: ISE ISE 2020: Sonus Faber Showcases the Palladio Custom Installation Speaker Collection