Alesis Micron 37-Key Modeling SynthThe Micron is like an Ion packed into a compact 3 octave keyboard for the "on the go" musician. The Micron boasts the same analog modeling sound engine as the acclaimed Alesis Ion, offering breakthrough analog realism, high resolution control, and tremendous value. The Micron is compatible with Ion programs and holds over 1,000 programs and multitimbral setups. It's therefor best used as a preset type synthesizer either download your own Ion patches