Dave Smith Instruments Pro 2 Thrilling analog timbresPowerful step sequencerControl voltage inputs for modular interfaceFour oscillator monophic, paraphonicSemi-weighted action Dave Smith's work is among the best at recreating those sounds and applying new technological developments to further develop the presence and punch of the these classic, unforgettable sounds One Voice to Rule Them AllDave Smith calls the Pro 2 his "most powerful mono synth ever " It shares the same exceptional ergonomics and playability as its 12-voice sibling, the Prophet 12, but carves out distinctly different sonic territory with an all-new dual analog filter architecture, a monster step sequencer, superwaves, digital bucket-brigade delay, and a lot more Nothing else sounds like it and nothing else performs like it