Vintage Roland DDR30 1980s First Gen Alpha Roland Electronic Drum Module for PartsNotes This listing is being sold as is Unit does not power on At the time of posting this listing we have another fully functional one with drum pads for sale. A Vintage Roland DDR30 1980s First Gen Alpha Roland Electronic Drum Module for Parts in Non Functioning condition! At Evolution Music, we attempt to highlight cosmetic defects (if any) by picturing every angle of every piece of gear so you know exactly what you are getting. We always picture