Up for sale is a pre-owned M-Audio Radium 61 MIDI Keyboard Controller. This unit is in good condition with normal signs of previous use such as minor scuffs or surface marks from handling. The 61 velocity-sensitive semi-weighted keys are responsive and provide a solid playing feel. It has been tested and verified to operate properly. Comes as shown in photos. This listing includes the Radium 61 controller, power supply, and a box. Please review all pictures for exact cosmetic condition and details.​ THANKS!