szone,

Try the following Modules that will give you LIVE auto accompaniment.

* KETRON SD3 (Midi based).
* KETRON Midijay Plus (Midi based).
* KETRON Midjay PRO (Midi and Audio based).
* KETRON AUDYA 4 AJAMSONIC (Midi and Audio based AND THE BEST).

Check out www.AjamSonic.com for demos .... then you decide.

Thanks,