Used Mackie Big Knob Passive Volume Controller

Take command of your monitoring with this used Mackie Big Knob Passive Volume Controller in great condition. This passive monitor controller delivers clean, transparent level control with no power required, featuring a large main volume knob, source and monitor selection, and instant Mono, Mute, and Dim functions. It supports multiple stereo inputs and outputs for flexible studio routing, making it an easy, reliable hub for desktops, home studios, and pro rooms alike.