Ensoniq ASR-X O.S. version 2.67 EPROMs, set of 2 chips (for black ASR-X only). The O.S. 2.67 chips will upgrade the firmware in the ASR-X to the latest version, which tightens up the timing of the sequencer, as well as adds other improvements.

This item may be either NEW or USED.

This item is non-returnable.

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