Hammond SK Pro 73 Keys

Sound Engine:

    Organ Section: MTW1 (Modelled Tone Wheel I), Polyphony: 61 (Tone Wheel Organ)
    Piano/Ensemble Section: Sampling Sound Engine, Polyphony：128
    Mono Synth Section: Analog Modeling Synthesizer, Monophonic

Keyboard:

    61/73 note, with velocity, semi-weighted, Square-front ("Waterfall"・-style)
    61 note C1 to C6 / 73 note F1 to F7

Organ Section:

    Parts: 3 (Upper, Lower, Pedal)
    Drawbars: 1 set, 9 pitches
    Voicing:Upper & Lower: 8(A-100, B-3, C-3, Mellow, Vx, Farf, Ace, Pipe), Pedal: 3 (Normal, Muted, Pipe)
    Percussion: Buttons: On, Volume Soft, Decay Fast, Third Harmonic

Piano/Ensemble Section:

    Component: 4, LFO: 2

Mono Synth Section:

    Oscillator: 6 types (Duo, Unison, Pulse, Sync, FM, Noise)
    Filter: 4 types (LP12, LP24, HP12, HP24), Resonance, Drive
    Modulator: LFO: 1, EG: 2 (Pitch&Filter, Amplitude)

Effects:
Organ Section: Vibrato & Chorus , Multi Effect 1, Overdrive, Multi Effect 2, Matching Transformer , Leslie, Equalizer & Tone Control
Piano/Ensemble Section: For each section: Multi Effect 1, Overdrive, Multi Effect 2, Equalizer
Mono Synth Section: Multi Effect 1, Overdrive, Multi Effect 2, Equalizer
Master: Equalizer, Reverb

Key Map:
Internal Zone: Transpose, Octave, Split, Pedal To Lower, Allocate, Pedal Sustain
External Zones: 3 Zones (assignable to each keyboard)
Controllers:
Pitch Bend wheel, Modulation wheel, Portamento, Leslie (Bypass, Stop, Fast)
Memory:
Favorites: 10 banks x 10 numbers (Combination), 10 numbers (Page)
Combination: Factory: 100, User: 100, Bundle: 100, Manual
Organ Patch: Factory: 100, User: 100, Bundle: 100
Piano / Ensemble Patch: Factory: 300, User: 400
Mono Synth Patch: Factory: 100, User: 100, Bundle: 100
Custom Tone Wheel: Factory: 4 x 3, User: 4 x 3
Custom Pedal Registration: Factory: 3, User: 3
Custom Pipe: Factory: 3, User: 3
Custom Cabinet: Factory: 8, User: 8
Storage:
Internal Memory, USB Flash Drive
Display:
320 x 240 pixel
Connections:
MIDI: IN, OUT
USB: To Host
Audio: Line Out L, R, Headphones, Individual 1, 2, Rotary Out, Organ Pedal Out, Aux In (with Volume control)
Leslie: 11- pin, 1 and 3 channels available
Others: Foot Switch 1/Leslie Switch, Foot Switch 2, Damper Pedal, Expression Pedal
Rated Power Consumption:
22W
Dimensions:
SK PRO：39.52" (W), 12.67"(D), 4.29"(H) inches / SK PRO-73：46.06"(W), 12.67"(D), 4.29(H) inches
Weight:
SK PRO：20.53 lbs / SK PRO-73: 24.25 lbs
Accessory:
AC cord