Hi Hellboy,
I think it's a mix of audio & midi.
The brochure might be of interest.
http://www.ketron.it/depliant/audya.pdf

best wishes
Rikki

[QUOTE]Originally posted by hellboy44:
[B]
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best wishes
Rikki

SX900, P121 Piano, Band in a Box 2019
V Arranger/Ketron SD2