digital system controller, 2 x 6 Features: DBX DriveRack PA2 Complete Sound Signal Processor Speaker Management System All New Setup Wizard Streamlined AutoEQª All New AFSª (Advanced Feedback Suppression) Mobile Control (Android, iOS, Mac, Windows) dbx Compression dbx Limiting Graphic EQ 8-Band Parametric EQ (adjusted when using the AutoEQ) Input 8-Band Parametric EQs (used for speaker tunings) Output Sub-Harmonic Synthesis Crossover (supports full range, 2-way, and 3-way systems) Driver Alignment Delays