| Depth (inches) | 17.3 |
| Width (inches) | 17.25 |
| Height (inches) | 1.75 |
| Weight (Pounds - lb) | 16 |
| Rack Height | 2 RU |
| Memory DDR2 ECC DRAM - Default | 512 MB |
| Memory (DDR2 ECC DRAM) - Maximum | 2 GB |
| External USB 2.0 Flash Memory Slots (Type A) | 2 |
| Power-Supply Options | AC and PoE |
| RPS Support (External) | No |
| AC Input Voltage | 100 to 240 VAC auto ranging |
| AC Input Frequency | 47 to 63 Hz |
| AC Input Current Range AC Power Supply (Maximum) | 1.5 to 0.6A |
| Typical Power (No Modules) (Watts) | 4- |
| Airflow | Front to side |
| Modular Platform | ● The Cisco 2900 Series ISRs are highly modular platforms with several types of module slots to add connectivity and services for varied branch-office network requirements. ● The ISRs offer an industry-leading breadth of LAN and WAN connectivity options through modules to accommodate field upgrades for future technologies without requiring a platform replacement. |
| Processors | ● The Cisco 2900 Series are powered by high-performance multi-core processors that can support the growing demands of high-speed WAN connections to the branch-office while also running multiple concurrent services. |
| Network Agility | ● Designed to address customer business requirements, the Cisco 2900 Series modular architecture offers increased capacity and performance as your network needs grow. ● Modular interfaces offer increased bandwidth, a diversity of connection options, and network resiliency. |
| Services Integration | ● The Cisco 2900 Series ISRs offer increased levels of services integration with voice, video, security, wireless, mobility, and data services, enabling greater efficiencies and cost savings. |
| Identity management | Intelligently protecting endpoints using technologies such as Authentication, Authorization, and Accounting (AAA) and Public Key Infrastructure (PKI) |