Waldorf Pulse Plus+ OS 2.01 EPROM Firmware Upgrade KIT / New ROM Update Chips

Roland MKS-50 OS 2.10 EPROM Firmware Upgrade KIT / New ROM Final Update Chips

Oberheim Matrix 1000 OS 1.16 EPROM Firmware Upgrade KIT / New ROM Update Chips

Kawai K4 OS 1.4 EPROM Firmware Upgrade KIT / New ROM Final Update Chip

Korg Poly-800 OS 36 EPROM Firmware Upgrade KIT / Brand New ROM Final Update Chip

Kawai K1r OS 1.4 EPROM Firmware Upgrade KIT / New ROM Final Update Chips K1-r

PAiA FatMan OS 1.9 EPROM Firmware Upgrade KIT / Brand New ROM Final Update Chip

Sequential Circuits Six-Trak OS v14 EPROM Firmware Upgrade KIT / New ROM Update