Used Mackie Big Knob Passive Volume Controller

Take command of your monitoring with this used Mackie Big Knob Passive Volume Controller in great condition. Its fully passive design delivers clean, transparent level control with no power required, perfect for studios and desktop rigs alike. Features a large tactile volume knob, source selection, monitor switching, and handy mono, mute, and dim functions for fast A/B checks. Built with rugged Mackie reliability, it’s an easy upgrade for precise, reliable monitor control.