this expander is perfect for home studio and stage.
piano sounds are very realistic and always excellent
they are not editable sounds are used as is and it is very good.
settings and program choices are childish.
one branch and it works ...
connectivity standard input midi in, thru.
2 outputs left and right audio jack to an amp.

UTILIZATION

very simple
unnecessary manual

SOUNDS

all sounds are excellent

OVERALL OPINION

I bought it used there - month and saw the unbeatable value for money I am delighted
a counselor if you are looking particularly good acoustic piano sounds