SRX-03 roland expansion board

Does anybody know were I can find a demo of this SRX-03 board were I
can also here the organs?

The organs can not be heard on the official demo besides a short note
(1.5 sec) in the whole demo song.

Anybody?

Thanks

Kzie

Im not really sure, but have you used other SRX boards ?

Im interested in getting a few for my xv.