| Product Code | C1921-3G-U-K9 |
| Type | C1921 Quad-band 3G EHWIC Global Bundles |
| Rack Units | 1U |
| Interfaces | 2 integrated 10/100/1000 Ethernet ports: GE0/0&GE0/1 |
| Expansion Slot(s) | 2 enhanced High-Speed WAN Interface Card (EHWIC) slots |
| RAM | 512 MB/512 MB |
| Flash Memory | 256 MB/256 MB |
| Dimensions | 1.75 x 13.5 x 11.5 in. |
