B07FBCHTZS Roland 500 Series Mixer (SYS-531)

Central hub for mixing mono or stereo (PRE only) signals
Six high-quality inputs, each with level slider, pan knob, and performance-friendly mute button
Six pan knobs are CV controlled so you can create space and dimension, and achieve interesting stereo effects
Features high-fidelity sound with low noise, ensuring that your modular rig sounds its best
Headphone section has an easy-to-reach, dedicated volume knob as does the multi-format output section that lets you use both 1/4??nd 1/8??ables