The Deep Impact gives you a whole new palette of sounds to work with, lets you edit them to your taste and store them for instant recall in nine memory locations. Four oscillators for deep, complex sounds. Nine preset/user memories. Editable attack, decay, envelope, depth, dynamics, sensitivity, filter cutoff, filter resonance, synthesizer and direct balance, program level, synth trigger level, and noise gate. Program Up footswitch to cycle through internal memories. Program Down jack allows connection of an external. Footswitch to cycle down through the memories. True bypass. Separate input and output level controls.