Two "Digital Harmonic Generators" (DHG) with independent controls and the ability to manipulate 16 individual harmonics each.
A "Shape" fader allows you to adjust the waveform from a pure sine to a bit-limited (4-bit to 8-bit) lo-fi tone to match the original hardware's character. Version 2 Enhancements Reason RE JPS Harmonic Synthesizer [WiN]
A built-in effects section featuring a flanger, chorus (based on the Chenille Chorus Ensemble), and reverb. Reason RE JPS Harmonic Synthesizer [WiN]