Check the listing for details. Roland JD-XA Keyboard Synthesizer NO POWER CORD. Condition: Used. Listed at 1500.00 USD. -USED IN GREAT CONDITION (SHOWN IN PHOTOS) -EVERYTHING WORKS GREAT, NO POWER CORD DUE TO MISPLACEMENT ON OUR END The JD-XA from Roland is an analog/digital crossover synthesizer that combines analog warmth and digital versatility in one keyboard. Featuring a four-part analog synth engine, a four-part digital synth engine, comprehensive effects, an analog filter section, and 49 velocity sensitive keys with aftertouch, the JD-XA is a powerful and versatile instrument that offers a world of sonic possibility.Each of the four all-analog synth engine parts feature two oscillators along with a dedicated filter, amp envelope, two pitch envelopes, and two LFOs per voice. Featuring a maximum polyphony of 4 voices, the analog section can be used on it’s own, or stacked with the digital engine, which is based on Roland’s SuperNATURAL technology and features a maximum of 64 simultaneous voices.