| Product Code | Cisco 2911/K9 |
| Rack Units | 2RU |
| Interfaces | 3 integrated 10/100/1000 Ethernet ports (RJ-45 only) |
| Expansion Slot(s) | 1 service module slot
1 Internal Service Module slot 2 onboard digital signal processor (DSP) slots 4 enhanced high-speed WAN interface card slots |
| RAM | 512 MB (installed) / 2 GB (max) |
| Flash Memory | 256 MB (installed) / 8 GB (max) |
| Dimensions | 43.8 cm x 30.5 cm x 8.9 cm |
| Package Weight | 16.15 Kg |
