Used Mackie Big Knob Studio Volume Controller

Used Mackie Big Knob Studio Volume Controller in great condition, offering professional-level monitor control with a built-in 2x2 USB audio interface. Features include three monitor outputs, two input sources, and a talkback mic—all easily managed from the central Big Knob. Ideal for studios, podcasts, or content creators needing precise control and clear audio routing. Rugged construction and intuitive layout make it a reliable addition to any audio setup.