Digital Music Corp Ground Control MIDI foot controller

Ground Comtrol Digital Music Program Devices, works perfect with 9V AC adapter.  Designed for intuitive operation, you can assign controls for a stompbox-style experience, granting immediate access to your effects and processor functions. With the ability to control up to eight devices simultaneously, each on their own MIDI channel, this foot controller is as flexible as it is reliable. Whether you're a touring artist or a studio wizard, the Ground Control is your key to unlocking a new echelon of musical expression.  Key Features:  12 patch switches, 2 bank switches, and an edit switch Controls up to eight devices on separate MIDI channels Bright, easy-to-read alphanumeric display Assignable controls for customized operation Rugged construction for durability Compatible with volume and expression pedals Includes AC power supply