DWAM EXPANSION BOARD

Hi with everyone,
who knows this expansion board ?
E-MU DWAM EXPANSION BOARD
Which are its characteristics ?
can one install it on all the 6400 ULTRA ones?
is this interesting material?
Thanks a lot
who knows this expansion board ?
E-MU DWAM EXPANSION BOARD
Which are its characteristics ?
can one install it on all the 6400 ULTRA ones?
is this interesting material?
Thanks a lot