Because of its proven, top-selling design, the Big Knob Passive 2x2 Studio Monitor Controller delivers professional-grade control, along with versatile source and monitor selection, making it a perfect fit for studios of all sizes. Its passive audio path ensures that your audio signal's pristine sonic integrity is preserved throughout your entire signal chain. This product is more than just a simple level control solution. It features the ability to switch between two sources and two monitor pairs, offering you unparalleled flexibility in your audio setup. Whether you're seeking straightforward level control for a home or project studio, or need to integrate it into a larger studio or multiple editing suites, the Big Knob Passive 2x2 Studio Monitor Controller is your robust, cost-effective monitoring control solution. Crafted with a "Built-Like-A-Tank" design, this controller is not only reliable and durable but also user-friendly and high-quality. Its compact size ensures it fits perfectly on any studio desk, and its sleek design adds a touch of professional aesthetics to your workspace. The Big Knob Passive 2x2 Studio Monitor Controller is a product of Mackie, a brand renowned in the music and audio industry for its high-quality audio equipment. This controller is a testament to Mackie's commitment to quality, offering you a versatile and reliable solution for your audio monitoring needs.