USB cable hardware remote for Symphony systems. In certain situations and production phases, having a real hardware controller may feel more convenient. Apogee recognizes that they brought this approach to life with the Apogee Duet. When using the Apogee Control hardware controller, you have access to eight buttons and a large rotary knob, allowing you to make a variety of adjustments. Connect the Apogee hardware controller directly to your Mac using a standard USB cable.