JBL Studio 290 Dual 8-Inch 3-Way Floorstanding Loudspeaker Dual 8" PolyPlas woofers deliver deep, powerful bass 1" CMMD Lite high-frequency driver for crystal clear highs 4" PolyPlas mid-range driver delivers unrivaled midrange accuracy High Definition Imaging (HDI) waveguide creates a wide soundstage with pinpoint imaging Visually Striking Design