Expander is a version of the keyboard is 40 IS 30 IS 50
2 midi in
A midi out
A MIDI Through
I do not know how sound or style
it has a section effect of high quality equalizer surtou

UTILIZATION

The general configuration and very complicated
edition and the sound effects and very complicated

OVERALL OPINION

I was using a year pandent
I like the sounds of percussion and the overall arrangement that sounds very modern, crystal clear and has faith
I do it again I experience with no choice because c damage this machine has a great defect in c that can not program our own style c