Cisco CISCO3825-SRST/K9 | 3800 Series 3825 2 x Ports 1000Base-T + 13 x Expansion Slots 2U Rack-mountable Integrated Service Router

Here are 12 technical specifications for the Cisco 3825 Router:

1. Dimensions: 17.25 x 16.4 x 3.5 inches (43.8 x 41.7 x 8.9 cm)
2. Weight: 25.6 pounds (11.6 kg)
3. Processor: 1 x 2.0 GHz
4. RAM: 1 GB
5. Flash Memory: 256 MB
6. WAN Interface: 2 x 10/100/1000 Gigabit Ethernet
7. LAN Interfaces: 2 x 10/100/1000 Gigabit Ethernet
8. Expansion Slots: 4 HWIC, 2 PVDM, 2 AIM
9. VPN Support: IPSec, SSL, and PPTP
10. Firewall: Stateful inspection firewall
11. Power Supply: AC 120/230 V (50/60 Hz)
12. Operating Temperature: 32 to 104°F (0 to 40°C)

Helpful notes:
1. The Cisco 3825 Router is ideal for small to medium-sized businesses.
2. It supports up to 250 users and can handle up to 90 Mbps of throughput.
3. The router is compatible with a variety of Cisco IOS software versions.