Electronic Keyboard Models & Demo Songs Database https://opt-cdn.demodb.org/ Thu, 04 Jun 2026 20:43:49 +0000 FeedCreator 1.8 https://opt-cdn.demodb.org/_media/logo.svg https://opt-cdn.demodb.org/ https://opt-cdn.demodb.org/en/roland/em/em-50_or?rev=1774406259&do=diff ROLAND EM-50 OR A keyboard instrument released by Roland in 1999 for the Middle Eastern market, this is a regional variant of the EM-50. It adds a selection of Middle Eastern tones and rhythms to the EM-50, along with the addition of tuning adjustment buttons. anonymous@undisclosed.example.com (Anonymous) Wed, 25 Mar 2026 02:37:39 +0000 https://opt-cdn.demodb.org/en/roland/em/em-50?rev=1774403829&do=diff ROLAND EM-30 / EM-50 An electronic keyboard product released by Roland in 1999, featuring D-BEAM optical control functionality. The EM-50 adds a disk drive to the EM-30, enabling reading and writing of user data. The EM-50 also has a version released for the Middle Eastern market, anonymous@undisclosed.example.com (Anonymous) Wed, 25 Mar 2026 01:57:09 +0000