Exclusively from Liquid Audio this bundle comes with TWO Ortofon OM Pro S DJ Cartridges. The Compatible for Ortofon Pro S has a spherical diamond stylus which minimizes scratching and a solid cantilever which can survive hectic activity at the turntable. No matter what the application, the Pro S provides remarkable versatility for virtually any setting. The sound quality is absolutely not to worry about. The Pro S is a consistent performer and a fine all-arounder!