The DS-SP36 gives the user access to a powerful array of Xover, PEQ, Delay, Limiter, Gain, and Polarity controls to help maximize your loudspeaker system. Up to 24 presets can be saved. The DS-SP36 can be configured to have any input go to any out. This provides great versatility, giving many choices such as stereo 3-way, 3x2-way, stereo 2-way with sub and delay fill, etc. The DS-SP36 provides you with all the tools needed to best utilize your sound system.