http://www.musical-instruments-for-all.com/596060/emu-proteus-2000-keyboard-synthe/e-mu-proteus-2000-includes-2x32gb-ram-techno-synth-and-composer-sound-cards.html YEARLY 2017-04-30 1 http://www.musical-instruments-for-all.com/649679/emu-proteus-2000-keyboard-synthe/e-mu-proteus-2000-includes-2x32gb-ram-techno-synth-and-composer-sound-cards.html YEARLY 2017-05-31 1