Dbx DriveRack PA 2 Loud Speaker Management System Details Intelligent processor to streamline any speaker configuration AutoEQ takes the hard work out of getting perfect sound Exceptionally quick feedback suppressor combats noise Mobile connectivity (iOS, Android, Mac, Windows) for seamless control Setup Wizard makes installation easy Live sound. The dbx DriveRack PA 2 Loud Speaker Management System is an essential addition to any loudspeaker set up. And with this much DSP it’s the brains of your PA. The DriveRack PA 2 may be small in size. But it’s big on functionality. With state-of-the-art AFS feedback suppression, the DriveRack is quick and effective at cutting out those unwanted squeals. Even detecting them before they even begin. A highly intelligent AutoEQ means that your output is configured automatically. Giving you clear, hassle-free audio. And with mobile connectivity, it’s a breeze to take control directly from your smartphone or laptop.