Korg PE-1000 is a monophonic synthesizer that has refined 7 preset tones: String, Pipe organ, Brass, Electric piano, Piano, Harpsichord, Clavichord. The device allows for great freedom in controlling the tones with knobs, opening up almost infinite possibilities for sound synthesis. It can produce chords and incorporates Korg's exclusive traveler mechanism. Using the octave coupler, the user can enrich the sound.