Korg M3-73 Xpanded Workstation with 73 key semi-weighted synth action (Korg’s new keyboard design). EDS-Synthesis (Enhanced Definition) from HD-1 Engine of OASYS: 4 velocity zones per oscillator, with switching, crossfades and layers. MT (Multi Modeling Technology) sound generator can be added by installing the optional EXB-RADIAS. 256 MB Rom, 1.032 Multisamples, 1.606 Drum Samples. Karma function like OASYSY with 2.093 preset GEs. New "Drum Track"-Function with 522 preset patterns, 1.000 user patterns. "Open Sampling"-System up to zu 320 MB. 16-track MIDI sequencer with 480 ppq high resolution. New multifunction user interface. TouchView display can be used as an X-Y controller. X/Y Control finger movements can be recorded in realtime, and memorized for each Program, Combination, or Song. 5 insert effects, 2 master effects and 1 total effect are available simultaneously each 170 types. Perfect working with the M3 and your DAW on the computer through firewire option. Expandable with EXB-FW 2 in/6 out digital audio + MIDI FireWire Board, EXB-Radias 24-voice: 4-part multitimbral RADIAS Synthesizer Board, EXB-M256 256 Mbyte Sample Memory and EXB-USB PCM Sounds.