DD-55
| Manufacturer | Yamaha |
| Function | Drum Machine |
| Produced | 2001 |
| Country | Japan |
| Form Factor | Drum Rim Mount |
| Signal Path | Digital Hardware (including Analog Connections) |
| Dimensions | 558 mm x 355 mm x 174 mm |
| Weight | 3.9 kg |
| Power | 16 watts |
| Notes | Number of Pads: 7 Polyphony: 32 notes Preset Drumkits: 45 User Drumkits: 1 |