LONG BEACH, Calif.--(BUSINESS WIRE)--The new DJM-S9 two-channel mixer for Serato DJ puts the power of personalization in DJs’ hands, with a fast, accurate and customizable crossfader, plus Performance Pads and FX buttons that DJs can map to suit their preferences. The mixer delivers plug-and-play integration with Serato DJ’s four decks and boasts DVS support, on-board Beat FX, two USB sound cards, and a top-loaded input switcher for seamless DJ transitions. The DJM-S9 is built to withstand the