Ditton 551
| Brand | Celestion |
| Function | Speaker (Studio Monitor) |
| Produced | 1978 |
| Country | UK |
| Signal Path | Analog Hardware |
| Dimensions | 720 h x 395 l x328 p |
| Weight | 25 kg |
| Channels | 3 Voice (Bass Reflex) |
Added by GuyFromSouth1976
| Brand | Celestion |
| Function | Speaker (Studio Monitor) |
| Produced | 1978 |
| Country | UK |
| Signal Path | Analog Hardware |
| Dimensions | 720 h x 395 l x328 p |
| Weight | 25 kg |
| Channels | 3 Voice (Bass Reflex) |