Features Unparalleled software integration with next-generation NKS technology for a direct and immersive connection to NI and partner instruments, effects, and sounds Choose between 49 or 61 semi-weighted keys, or 88 fully weighted hammer-action keys, all in an industry-leading Fatar keybed All three models come with polyphonic aftertouch as standard, plus Kontrol S88 is the first widely available hammer-action polyphonic aftertouch keyboard controller High-resolution full-color display screen for intuitive browsing, tweaking, and mixing Light Guide: RGB lights above each key highlight drum cells, key switches, chords, scales, and more Smart Play: See scales and modes on the Light Guide, play chord progressions and arpeggios with single keys, or map any scale to white keys only Anodized aluminum knobs and pitch and modulation wheels