Korg PA-1000, Arranger Keyboard, 61, velocity-sensitive keys with aftertouch, 128 Voice polyphony, Sound engine: EDS-X (Enhanced Definition Synthesis - eXpanded), Resonance-capable filters, 3-Band EQ for every sound, Defined Nuance Control, Resonance-capable filter, More than 1750 factory sounds - including multilayer stereo piano with damper pedal and body resonances, GM/XG sound sets and 107 drum kits, More than 430 styles, Digital drawbar organ, Metronome, Transpose, Internal memory: 960 MB, PCM user memory: 300 MB compressed, 148 Master effect types, MP3 and MP3+G capable, MP3 Player/Recorder, Pressure-sensitive 7