HYPRA-ROM
| Brand | Pa-Decoder |
| Manufacturer | Yamaha |
| Function | Accessory |
| Country | Germany |
| Form Factor | Part |
| Signal Path | Digital Hardware (including Analog Connections) |
| Notes | (32x32 - 1'024 patches/very rare!). This cartridge was organized as a 8x4 banks (alpha/beta A1-D4) that you could select with switches combinations. It gathered all patches from MONST-ROM plus 16 new additional soundbanks. |