KORG DDC-A03 JAZZ 1 Memory ROM Card for DDD-1 Drum Machine Vintage 1986 Japan

KORG DDC-A04 Fusion 1 Card ROM for DDD-1, DDD-5 Drum Machine Tested / SpeedPak

KORG DDC-A08 GATE REVERB 1 Card ROM for DDD-1, DDD-5 Tested MIJ / SpeedPak

Korg DDC-B03 Latin 3 Card for DDD-1 or DDR-30

Korg DDD-1 Vintage Dynamic Digital Drums Drum Machine Rough Project

KORG DDD 1 / DDD 5 SOUND CARD - GATE TOM / GATE PERCUSSION

Alesis HR-16 Linn Drum Sample Eproms LM-1, LM9000

Korg DDD-5 Drum Machine w/ Manual, Cassette, & Extra Front Panel - Parts/Repair