NORTHRIDGE, California – JBL Professional rocked the audio industry today with the introduction of its highly evolved PRX600 Series active portable loudspeakers. The new PRX600 Series offers unparalleled power, rugged durability and incredible versatility for any small to mid-sized live sound environment. The new PRX600 Series comprises four full-range cabinets (PRX612M, PRX615M, PRX625, PRX635) and two subwoofers (PRX618S and PRX618S-XLF). Utilizing tour-tested JBL Differential Drive®…