C001T M9000 Series Input/Output Control ModuleThe C 001T is a Control I O expansion module designed for use with the 9000 Series amplifiers and can provide up to 8 channels each of input and output expansion. Since the main unit has 4 preinstalled inputs and outputs each, the control input and output can be expanded to up to 12 channels each when the C 001T is used. Product Features 8 assignable control inputs for activation Event volume mute remote Power on off Emergency mute 8 assignable