The Alesis QS7 can be expanded with 4MB and 8MB Q cards (also known as QuadraCards). It is available in rackmount form as the Alesis QSR.
Year Released: 1996
Keyboard: 76 keys with velocity and aftertouch
Polyphony: 64 notes
Multitimbral: 16 parts
Preset Patches: 512
User Patches: 128
Preset Performances: 500
ROM: 16MB at 48 kHz
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