Yamaha CTL-DM7 DM7 Control ExpansionThe Yamaha CTL DM7 is a flexible control expansion for the DM7 and DM7C professional digital consoles. By adding this arm to your console, the user has an increased ability to perform key actions quickly. The expanded user interface includes 4 additional banks of 12 user defined knobs, bringing a total of 48 independent knobs. The CTL DM7 is also equipped with a programmable jog wheel, 2 assignable faders, and quick access to scene controls, as well