JBL Professional introduces its PRX600 Series active portable loudspeakers. The PRX600 Series comprises four full-range cabinets (PRX612M, PRX615M, PRX625, PRX635) and two subwoofers (PRX618S and PRX618S-XLF). Utilising tour-tested JBL Differential Drive speaker technology, dbx Type IV limiting circuitry, and Crown class-D amplifiers, the PRX600 Series delivers performance in a package that is light, small and professional in both function and appearance. At the core of the PRX line is an integrated DSP input section providing mic/line level input, selectable system EQ, and a top-shelf A/D converter for a maximum signal-to-noise ratio.PRX600 Series loudspeakers include JBL Differential Drive neodymium woofers, powder-coated 16-gauge perforated steel grilles, obsidian DuraFlex finish, integrated handles with backing cups, commercial grade, lightweight, multi-layer, and 18mm plywood cabinetry with tongue and groove construction.