Raised buttons on the SD5 with dramtically help with navigating the Ketron vs. using a touch screen on the Korg & Roland keyboard.
You can email me privately for more info..
You may want to consider a SD1plus ...
dan.oneil@yahoo.com
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[URL=http://www.esnips.com/web/SongsfromDanO
http://www.esnips.com/web/SongsfromDanOketrondan@yahoo.com[/URL] or keyboardcity@yahoo.com