| Prime contractor | MBB |
| Total system mass | 3200-3600 kg |
| Payload mass | 500-2000 kg |
| Length in payload bay | 4.05 m |
| Width (basic system) | 1.75 m |
| Width (with payload) | 2-3 m |
| Height | 4.05 m |
| Stabilization | 3 axis |
| Mission lifetime | 4 to 10 days |
| Electrical energy |
110
kWh (batteries) 30-50 kWh (payload) |
| Frequency (to Shuttle) |
S-band:
2.04885/2.2250 GHz to Shuttle: 16 kbps From Shuttle: 2 kbps |