The Korg M3 has been "Internally Xpanded," and Sweetwater has the free upgrades already installed! New sounds include electric pianos and classic keyboards, tape-emulating flutes and strings, and Brass & Woodwinds and Concert Grand expansion cards. DAW-style sequencing features include piano roll editing and a track view screen. KARMA v 2.2 M3 XPanded also adds an additional 149 new and realistic drum grooves. Throw in 700 effects presets and enhanced TouchView screen capabilities and the M3 Xpanded is a monster workstation! Supercharged with 512 NEW Sounds! Sweetwater has installed an M3 software and soundware upgrade that doubles the number of EDS Program slots from 512 to 1,024. Plus, these new slots are supercharged with 512 additional programs including: More Pianos     Clear-cut piano sounds that are useful for solo playing and also stand out in a group context.     Variations that simulate playing with different finger touches.     Brighter sounds that are useful both for rock and jazz music.     Upright piano sounds reminiscent of famous British rock tunes.     Popular M1 piano and various stage piano sounds commonly used in the 80s.     Layered sounds with strings or synths. More Electric Pianos and Clavinets     Vintage electric piano sounds with nuances simulating the varying condition of different instruments.     Popular vintage electric piano sounds with appropriate settings for auto-panning, chorus, delay, etc.     Classic reed-based piano sounds with typical tremolo settings.     Variations offering the sound of using a guitar amp's natural distortion.     Sounds with key-off noise emulations. More Strings     Acoustic string sounds and vintage string keyboard sounds. More Brass and Woodwinds     A wide variety of sounds that are immediately useful for ensemble parts.     Brass and woodwind sounds which combine multiple instruments, such as trumpet and trombone, flute, horns and strings, etc. More Guitars     Realistic guitar sounds using a wide variety of amp types and sizes.     Inspiring and immediately useful sounds with classic distortion,     chorus and delay effects. More Synths     Simple and easy-to-use analog synth sounds.     Vintage solo/lead synth sounds covering the "must-have" sounds from the '70s and '80s. Korg M3-73 Features:     73 semi-weighted action keybed (RH3) with aftertouch     EDS (Enhanced Definition Synthesis) chip shares OASYS low-aliasing oscillators, new filters, drive parameter and AMS mixer     Karma - all 2nd Generation Karma functions from OASYS are included     256 MB ROM incorporates the 'best of' OASYS ROM     1024 programs (1664 possible)     384 combinations (1792 possible)     Color Touchview display doubles as an X/Y pad for real time control     Control surface has eight sliders and switches     Eight velocity sensitive pads trigger notes, chords and controller messages     Drum Track features provides grooves for jamming, Karma, or songwriting     480 PPQ sequencer     Open Sampling System     Editor/Librarian software is both stand alone and a plug-in within host software     Korg Komponent System allows multiple modules to be added