EPROM, E-mu SP-12 drum machine, LS1, 2, Rev 1. This chip is E-mu part number IP334 (850510).
This item is USED.
This item is non-returnable.
$19.95
(Part #8788)
Click on photo to enlarge
If you're not sure whether this item is compatible with your instrument, select the brand and model here to check.