KORG opsix mkII FM Synthesizer with Altered FM Sound 37 64 Voices Source, Keys,

It achieves 64 voices of simultaneous polyphony, double the 32 voices of the original opsix. The color-coded operator mixer provides a deeper, more practical workflow. Equipped with an automatable 16-step sequencer. A free bundle of music software that is useful for creative activities. It has a built-in oscilloscope that allows you to visually check the tone you are creating on the screen.