when I owned the T2, it certainly allowed you to play a style along with a midi. I don't know about the delay issue, but you could trade off back and forth between the style and the midi file in perfect tempo. I haven't tried it on the Pa2xpro as yet, but I'll let you know.
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Al Giordano
http://www.arrangerworld.comKorg Pa2xpro, Roland VK8-M, DW Collectors Series Drums, Roland TD-12 Vdrums, Roland SPD-S.