The Hammond stage keyboard features 61 Waterfall keys. It includes 3 sound synthesis engines (organ/piano/ensemble + mono synth) and offers 128-note polyphony. The mono synth section contains 6 oscillators, 4 filters, LFO, and 2 Envelopes. Additionally, it has 100 presets and 100 user settings for the organ and synth section, as well as 300 presets and 400 user settings for the Piano and Ensemble Section.