Focal Electra 1028 BE 3-Way Bass Reflex Floorstanding Speaker - Each (High Gloss Black) New pure Beryllium IAL (27mm) 11/4" tweeter Very wide response from 2kHz to 40kHz Low resonant frequency: 680Hz 6 1/2" (165mm) 3rd generation "W" cone midrange Patented composite sandwich Outstanding dynamics, lightness and definition Two 61/2" (16.5cm) 'W' cone woofers Patented composite sandwich Outstanding stiness and lightness Front laminar port; No noise, no distortion; No dynamic compression