anybody know if those 2 keyboards can use things like the Roland Hip Hop Collection Expansion Board for JV/XP Series (Model SRJV8012)

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Put your little freestyles out/
Don't know'em but your boys get'em/
Ask the kid on the corner I mop the floor wit'em "SWEEP!!!"/
A nigga talk bout me he need the lord wit'em/
or guardian angel on tour wit'em/
I turn your friends against ya I make u wish u wasn't/
I'm part of your family more like a distant cousin/
http://www.soundclick.com/bands/4/acnc_music.htm