The JBL L42ms is an Integrated Music System that was designed to fit today’s entertainment lifestyle by showcasing the iconic sound of a pair of JBL loudspeakers in a single cabinet system. Behind the iconic JBL Quadrex grille are a pair of dual 4-inch (100mm) woofers and dual 0.75-inch (20mm) Aluminum dome tweeters with waveguides positioned to the left and right to create a wide and even sound-field. On the outside, the L42ms comes with a stylish curved grille, tapered side edges, and is available in the classic JBL real wood veneer finishes of Black Walnut or Natural Walnut.