From Manufacturer
Add the MasterHUB Knob Module from Cooler Master to your modular MasterHUB base module to provide precision control over selected settings on your workstation. It connects to the MasterHUB base module using magnets and a Pogo pin connection. Three precision knobs ensure smooth and responsive adjustment to lighting, audio, and other effects. Customizable RGB LEDs allow you to distinguish which knob facilitates which function.
UPC: 884102125485