Klipsch uses the same acoustic technology as their dynamic, detailed Reference Series speakers in a slim wall solution with a sleek matte finish. Slim as any slim TV, the speaker fits ideally underneath, either directly on the wall or on the elegant table base. Reference Premiere Horn Loaded Acoustic Technology. Dual 4-Way Keyholes for secure wall mounting incl. magnetic fabric cover for the diaphragms, incl. glass base for tabletop solution.